Diamond Promise Rings

Promise Diamond Rings — handmade in Spain since 1917

Discover the essence of eternal commitment with our Diamond Promise Rings, a tradition that Nicols Joyeros has cultivated since 1917. Each piece reflects the mastery of four generations of artisans who work exclusively with 18k gold and platinum, guaranteeing a jewel that lasts as long as the feeling it represents. The natural diamonds, rigorously selected, provide authentic brilliance and unsurpassed quality, ideal for sealing promises that transcend time.

In our collection, each ring is more than a symbol: it is a story of love and trust, designed for those who value authenticity and excellence. Choose from styles that combine tradition and modernity, with GIA or IGI certified diamonds starting from 0.25 ct, ensuring transparency and value. Make it unique, choose a ring that speaks of your commitment with the strength and elegance that only Nicols Joyeros can offer.

Each ring is designed and crafted in our own workshop in Madrid, where we also perform resizing, personalized engravings, and repairs.

Financing options are available, along with 30-day no-commitment returns and insured shipping.

Book your online consultation with a specialist to design your custom ring; visits to our boutiques in Madrid and Valencia are also available.

Angie Diamond Ring Oval size 0.33 - Rings Angie Diamond Ring Oval size 0.33 - Rings 2
  • New
Rings

Angie Diamond Ring Oval size 0.33

NICOLS
99930381011
€1,801.65 (tax excl.)
Designed in our jewelry workshops in Madrid, Angie diamond rings have been created for modern women, who know what they want and who like to enjoy their jewelry daily.If you are looking for a different diamond ring in authentic 18kt white gold, and with which to surprise this ring, it is ideal for women who love exclusivity and originality. This ring made...
Angie diamond ring Emerald cut 0.35 - Anniversary Rings Angie diamond ring Emerald cut 0.35 - Anniversary Rings 2
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Anniversary Engagement Rings

Angie diamond ring Emerald cut 0.35

NICOLS
99930380011
€1,809.92 (tax excl.)
Designed in our jewelry workshops in Madrid, Angie diamond rings have been created for modern women, who know what they want and who like to enjoy their jewelry daily.If you are looking for a different diamond ring in authentic 18kt white gold, and with which to surprise this ring, it is ideal for women who love exclusivity and originality. This ring made...
Margarita Diamond Solitaire Ring 0.20 - Brilliant Cut Margarita Diamond Solitaire Ring 0.20 - Brilliant Cut 2
  • New
Brilliant Cut

Margarita Diamond Solitaire Ring 0.20

NICOLS SOLITARI
99930176215
€1,636.36 (tax excl.)
If you are looking for a diamond ring as a gift, for a special celebration, or even as an engagement or anniversary ring, brilliant Daisy rings are ideal for a modern, urban and current woman, especially if you are looking for a type of ring that will wear it every day.For generations, diamond rings have been chosen to seal love, and that is why at Nicols...
Margarita Diamond Solitaire Ring 0.20 - Promise Rings Margarita Diamond Solitaire Ring 0.20 - Promise Rings 2
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Diamond Promise Rings

Margarita Diamond Solitaire Ring 0.20

NICOLS SOLITARI
99930176211
€1,640.50 (tax excl.)
If you are looking for a diamond ring as a gift, for a special celebration, or even as an engagement or anniversary ring, brilliant Daisy rings are ideal for a modern, urban and current woman, especially if you are looking for a type of ring that will wear it every day.For generations, diamond rings have been chosen to seal love, and that is why at Nicols...
Margarita Diamond Solitaire Ring 0.15 Yellow Gold - Promise Rings Margarita Diamond Solitaire Ring 0.15 Yellow Gold - Promise Rings 2
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Diamond Promise Rings

Margarita Diamond Solitaire Ring 0.15 Yellow Gold

NICOLS SOLITARI
99930176015
€1,388.43 (tax excl.)
If you are looking for a diamond ring as a gift, for a special celebration, or even as an engagement or anniversary ring, brilliant Daisy rings are ideal for a modern, urban and current woman, especially if you are looking for a type of ring that will wear it every day. For generations, diamond rings have been chosen to seal love, and that is why at...
Ruby Ring 0.56 Candy Diamonds Rose Gold - Ruby Rings Ruby Ring 0.56 Candy Diamonds Rose Gold - Ruby Rings 2
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Ruby Rings

Ruby Ring 0.56 Candy Diamonds Rose Gold

NICOLS
29210261119
€793.39 (tax excl.)
Rubi Ring and Diamonds Candy Ring in shape of a central stone surrounded by diamonds in Garrita encugen, which highlight that color center. Manufactured in rose gold and diamonds Total weight bright size 0.08 carats and with red ruby central stone 0.55 carat, in oval multifacet. A beautiful promise ring, or a delicate ring of Rubí's commitment. "A varied...
Emerald Ring 0.55 Candy Diamonds Yellow Gold - Emerald rings Emerald Ring 0.55 Candy Diamonds Yellow Gold - Emerald rings 2
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Emerald Rings

Emerald Ring 0.55 Candy Diamonds Yellow Gold

NICOLS
29210261015
€809.92 (tax excl.)
Candy Emerald and Diamond RingRing in the shape of a border with a central stone surrounded by diamonds in garrita setting, which highlight that colored center.Made of yellow gold and brilliant cut diamonds with a total weight of 0.08 carats and with a green emerald central stone of weight 0.55 carats, in an oval multifacet.A gorgeous promise ring, or a...
Azalea Diamond Alliance 0.15 Rose Gold - Engagement wedding rings
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Engagement Bands

Azalea Diamond Alliance 0.15 Rose Gold

NICOLS
14710861119
€669.42 (tax excl.)
If you are looking for a simple diamond ring that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice.Azalea rose gold diamond wedding rings have been the best-selling sparkling diamond half rings for years. Designed in Madrid by our artisan jewelers, the diamond half alliance rings are among the most...
Azalea Diamond Alliance 0.15 Yellow Gold - Brilliant Cut Wedding Ring Azalea Diamond Alliance 0.15 Yellow Gold - Brilliant Cut Wedding Ring 2
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Brilliant Wedding Bands

Azalea Diamond Alliance 0.15 Yellow Gold

NICOLS
14710861115
€669.42 (tax excl.)
If you are looking for a simple diamond ring that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice.Azalea yellow gold diamond rings have been the best-selling brilliant diamond half rings for years. Designed in Madrid by our artisan jewelers, the diamond half alliance rings are among the most...
Azalea Diamond Alliance 0.17 Rose Gold - Rings
  • New
€760.33 (tax excl.)
If you are looking for a simple diamond ring that you can wear every day and that shines with its own light, the AZALEA diamond ring is the perfect choice.Azalea rose gold diamond wedding rings have been the best-selling sparkling diamond half rings for years. Designed in Madrid by our artisan jewelers, the diamond half alliance rings are among the most...
Azalea Diamond Alliance 0.17 Yellow Gold - Brilliant Cut Azalea Diamond Alliance 0.17 Yellow Gold - Brilliant Cut 2
  • New
Brilliant Cut

Azalea Diamond Alliance 0.17 Yellow Gold

NICOLS
14710860015
€760.33 (tax excl.)
If you are looking for a simple diamond ring that you can wear every day and that shines with its own light, the AZALEA diamond ring is the perfect choice.Azalea yellow gold diamond rings have been the best-selling brilliant diamond half rings for years. Designed in Madrid by our artisan jewelers, the diamond half alliance rings are among the most...
Amethyst Stackable Ring DAFNE BAND - Promise Rings Amethyst Stackable Ring DAFNE BAND - Promise Rings 2
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Diamond Promise Rings

Amethyst Stackable Ring DAFNE BAND

NICOLS
29210552712
€768.60 (tax excl.)
Amethyst Stackable Ring DAFNE BAND This ring made of 18kt gold and with 18 purple brilliant cut amethyst stones in line is perfect for different occasions.A perfect gold ring as 'my first jewel'. An elegant and simple ring to wear every day.A ring as a perfect communion gift for life.A bottom of the closet ring, to always be in your jewelry box.A perfect...
Green Garnet Stackable Ring DAFNE BAND - Rings other precious stones Green Garnet Stackable Ring DAFNE BAND - Rings other precious stones 2
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Other Precious Stone Rings

Green Garnet Stackable Ring DAFNE BAND

NICOLS
29210550512
€760.33 (tax excl.)
Green Garnet Stackable Ring DAFNE BANDThis ring made of 18kt gold and with 18 brilliant cut green garnet stones in line is perfect for different occasions.A perfect gold ring as 'my first jewel'. An elegant and simple ring to wear every day.A ring as a perfect communion gift for life.A bottom of the closet ring, to always be in your jewelry box.A perfect...
Stackable Blue Topaz Ring DAFNE BAND - Rings other precious stones Stackable Blue Topaz Ring DAFNE BAND - Rings other precious stones 2
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Other Precious Stone Rings

Stackable Blue Topaz Ring DAFNE BAND

NICOLS
29210551612
€768.60 (tax excl.)
Stackable Blue Topaz Ring DAFNE BANDThis ring made of 18kt gold and with 18 brilliant cut blue topaz stones in line is perfect for different occasions.A perfect gold ring as 'my first jewel'. An elegant and simple ring to wear every day.A ring as a perfect communion gift for life.A bottom of the closet ring, to always be in your jewelry box.A perfect ring...
AZALEA Diamond Ring 0.09 Rose Gold - Brilliant Cut Wedding Ring AZALEA Diamond Ring 0.09 Rose Gold - Brilliant Cut Wedding Ring 2
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Brilliant Wedding Bands

AZALEA Diamond Ring 0.09 Rose Gold

NICOLS
20111260211
€545.45 (tax excl.)
If you are looking for a simple diamond ring, an online diamond alliance, that you can wear every day and that shines with its own light, the AZALEA diamond ring is the perfect choice.AZALEA rose gold diamond rings have been the best-selling brilliant diamond half rings for years. Designed in Madrid by our artisan jewelers, the diamond half alliance rings...
Diamond Ring AZALEA 0.09 White Gold - Brilliant Cut Diamond Ring AZALEA 0.09 White Gold - Brilliant Cut 2
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Brilliant Cut

Diamond Ring AZALEA 0.09 White Gold

NICOLS BODA
20111260011
€545.45 (tax excl.)
If you are looking for a simple diamond ring, an online diamond wedding band, that you can wear every day and that shines with its own light, the AZALEA diamond ring is the perfect choice. AZALEA diamond wedding rings in white gold have been the best-selling brilliant diamond half wedding rings for years. Designed in Madrid by our artisan jewelers, the...
Margarita Diamond Solitaire Ring 0.15 - Brilliant Cut Margarita Diamond Solitaire Ring 0.15 - Brilliant Cut 2
  • New
Brilliant Cut

Margarita Diamond Solitaire Ring 0.15

NICOLS
99930176011
€1,392.56 (tax excl.)
If you are looking for a diamond ring as a gift, for a special celebration, or even as an engagement or anniversary ring, brilliant Daisy rings are ideal for a modern, urban and current woman, especially if you are looking for a type of ring that will wear it every day.For generations, diamond rings have been chosen to seal love, and that is why at Nicols...
AZALEA Diamond Ring 0.09 Rose Gold - Brilliant Cut AZALEA Diamond Ring 0.09 Rose Gold - Brilliant Cut 2
  • New
Brilliant Cut

AZALEA Diamond Ring 0.09 Rose Gold

NICOLS GANCHO
29210272211
€578.51 (tax excl.)
If you are looking for a simple diamond ring, an online diamond wedding band, that you can wear every day and that shines with its own light, the AZALEA diamond ring is the perfect choice. AZALEA diamond wedding bands in rose gold have been the best-selling half brilliant diamond wedding bands for years. Designed in Madrid by our artisan jewelers, the...
Passion Diamond Ring 0.23 Yellow Gold - Rings Passion Diamond Ring 0.23 Yellow Gold - Rings 2
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Rings

Passion Diamond Ring 0.23 Yellow Gold

NICOLS
29210282111
€900.83 (tax excl.)
MOON NICOLS Diamond Ring. MOON rosette diamond ring, solitaire ring type made in 18Kt yellow gold. It has a 6 mm central rosette with 7 diamonds with a total weight of 0.23 carats. If you are looking for a simple and elegant diamond ring, the MOON diamond ring is your perfect choice. A beautiful different request ring, or engagement ring to hit and they...
Diamond Ring AZALEA 0.09 Yellow Gold - Rings Diamond Ring AZALEA 0.09 Yellow Gold - Rings 2
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Rings

Diamond Ring AZALEA 0.09 Yellow Gold

NICOLS BODA
20111260111
€545.45 (tax excl.)
If you are looking for a simple diamond ring, an online diamond wedding band, that you can wear every day and that shines with its own light, the AZALEA diamond ring is the perfect choice. AZALEA yellow gold diamond wedding rings have been the best-selling brilliant diamond half wedding rings for years. Designed in Madrid by our artisan jewelers, the...
Delphina Garnet Ring Diamonds Yellow Gold - Rings other precious stones Delphina Garnet Ring Diamonds Yellow Gold - Rings other precious stones 2
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Other Precious Stone Rings

Delphina Garnet Ring Diamonds Yellow Gold

NICOLS BODA
99930185515
€743.80 (tax excl.)
If you are looking for a gold ring as a different gift, a precious ring with a colored stone, the DELPHINA ring is the best choice, being the classic diamond-set wedding band, with a personal and special touch given by the red garnet stone. central emerald cut. The DELPHINA ring is perfect to wear as a ring next to your wedding band, and as a discreet,...
Anillo Diamantes Topacios TRILLON - Rings other precious stones Anillo Diamantes Topacios TRILLON - Rings other precious stones 2
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Other Precious Stone Rings

Anillo Diamantes Topacios TRILLON

NICOLS
14711195511
€892.56 (tax excl.)
TRILLON Topaz Diamond Ring. White gold ring with facing stones in a you and me. Made of 18kt gold with a 6mm trillion cut triangular shaped stone, dark blue topaz stone and light blue topaz stone
Citrine and Lemon Quartz Diamond Ring TRILLON - Rings Citrine and Lemon Quartz Diamond Ring TRILLON - Rings 2
  • New
€892.56 (tax excl.)
Citrine Diamond Ring and Lemon Quartz TRILLON. Yellow gold ring with facing stones in a you and me. Made of 18kt gold with a 6mm trillion cut triangular stone, honey orange citrine stone and lemon yellow quartz stone.
Amethyst Diamond Ring TRILLON - Rings other precious stones Amethyst Diamond Ring TRILLON - Rings other precious stones 2
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Other Precious Stone Rings

Amethyst Diamond Ring TRILLON

NICOLS
14711195111
€892.56 (tax excl.)
Amethyst Ring and TRILLON Diamonds. White gold ring with facing stones in a you and me. Made of 18kt gold with a 6mm trillion cut triangular stone, dark purple amethyst stone and light purple amethyst stone.
Shooting Star Double Tail Diamond Ring LITTLE DETAILS. - Diamond Rings Shooting Star Double Tail Diamond Ring LITTLE DETAILS. - Diamond Rings 2
  • New
€1,057.85 (tax excl.)
Shooting Star Double Tail Diamond Ring LITTLE DETAILS. Double Shooting Star Ring made in white gold and brilliant cut diamonds with a total weight of 0.06Ct
Round Flower Diamond Ring LITTLE DETAILS - Diamond Rings Round Flower Diamond Ring LITTLE DETAILS - Diamond Rings 2
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Diamond Rings

Round Flower Diamond Ring LITTLE DETAILS

NICOLS
29210515011
€991.74 (tax excl.)
Round Flower Diamond Ring LITTLE DETAILS. Round Flower Ring made of white gold and brilliant cut diamonds with a total weight of 0.30Ct.
Gold Cross Ring LITTLE DETAILS. - Diamond Rings Gold Cross Ring LITTLE DETAILS. - Diamond Rings 2
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Diamond Rings

Gold Cross Ring LITTLE DETAILS.

NICOLS
29210512011
€719.01 (tax excl.)
Gold Cross Ring LITTLE DETAILS. Cross knob ring made in white gold and brilliant cut diamonds with a total weight of 0.08Ct.
Templar Seal Ring LITTLE DETAILS. - Brilliant Cut Templar Seal Ring LITTLE DETAILS. - Brilliant Cut 2
  • New
Brilliant Cut

Templar Seal Ring LITTLE DETAILS.

NICOLS
29210513011
€743.80 (tax excl.)
Templar Seal Ring LITTLE DETAILS. Templar signet ring made in white gold and brilliant cut diamonds with a total weight of 0.09Ct.
Gold and Diamond Ring LITTLE DETAILS - Diamond Rings Gold and Diamond Ring LITTLE DETAILS - Diamond Rings 2
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Diamond Rings

Gold and Diamond Ring LITTLE DETAILS

NICOLS
29210511011
€776.86 (tax excl.)
Gold and Diamond Ring LITTLE DETAILS. Flower silhouette ring made in 18K white gold. and brilliant cut diamonds of 00.7ct total
Solitaire Ring 0.50ct Brilliant Blue ISABELLA - Rings other precious stones Solitaire Ring 0.50ct Brilliant Blue ISABELLA - Rings other precious stones 2
  • New
Other Precious Stone Rings

Solitaire Ring 0.50ct Brilliant Blue ISABELLA

NICOLS BODA
99928265717
€1,074.38 (tax excl.)
Solitaire ring NICOLS ISABELLA SHINY CAMBODIA. Solitaire central natural stone embedded in four claws and arm flat body with edges and falling. Made in Yellow Gold and Zircon 0.50 carat natural blue, also called
Diamond Passion Ring 0.15 Yellow Gold - Engagement rings Rosette Diamond Passion Ring 0.15 Yellow Gold - Engagement rings Rosette 2
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Halo Engagement Rings

Diamond Passion Ring 0.15 Yellow Gold

NICOLS BODA
14710010215
€776.86 (tax excl.)
Diamond Ring DIAMOND CLASSIC NICOLS. central rosette forming a loner and straight arm. Made in yellow gold and brilliant-cut diamonds. quiltates diamonds total weight 0.15.
Solitaire Ring 0.08ct Heart - Heart Cut Solitaire Ring 0.08ct Heart - Heart Cut 2
  • New
Heart Cut

Solitaire Ring 0.08ct Heart

NICOLS
99928831011
€776.86 (tax excl.)
Solitaire Heart Ring 0.08 carats White GoldReference: 99928831011Technical Data_ Solitaire ring with a brilliant NICOLS Heart. Simple arm ring, with a corporeal heart-shaped central motif, with a brilliant-cut diamond set in the center weighing 0.08 carats.Made in 18Kt white gold in Madrid by the artisan jewelers of Nicols in an ecological and sustainable...
Diamond Ring MIX + MATCH - Brilliant Cut Diamond Ring MIX + MATCH - Brilliant Cut 2
  • New
Brilliant Cut

Diamond Ring MIX + MATCH

NICOLS
29210270211
€710.74 (tax excl.)
Diamond Ring MIX MATCH Nicol. Seven ring-shaped waves, diamond type media alliance in a row. Made of white gold with diamonds online total weight 0.10ct.
Ruby Ring 0.50 Candy Diamonds - Rings Ruby Ring 0.50 Candy Diamonds - Rings 2
  • New
Rings

Ruby Ring 0.50 Candy Diamonds

NICOLS
29210261113
€801.65 (tax excl.)
Diamond ring candyRing in the form of a central stone surrounded by diamonds in Garrita encugente, which highlight that color center.Manufactured in white gold and diamond bright carving with central stone Rubi weight 0.50 carats in oval multi-cauta. "A varied range that lands hard in the jewels"
Amethyst and Topaz Diamond Ring TRILLON - Rings other precious stones Amethyst and Topaz Diamond Ring TRILLON - Rings other precious stones 2
  • New
Other Precious Stone Rings

Amethyst and Topaz Diamond Ring TRILLON

NICOLS
14711195011
€892.56 (tax excl.)
Amethyst and Topaz Ring TRILLON. Rose gold ring with facing stones in a you and me. Made of 18kt gold with a 6mm trillion cut triangular stone, purple amethyst stone and blue topaz stone.
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