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.

Battlements Diamond Ring Yellow Gold - Brilliant Cut Wedding Ring Battlements Diamond Ring Yellow Gold - Brilliant Cut Wedding Ring 2
  • New
Brilliant Wedding Bands

Battlements Diamond Ring Yellow Gold

NICOLS
29210420011
€909.09 (tax excl.)
Battlement Diamond Alliance 0.08 Yellow GoldReference: 29210420011Technical Data Sheet_ NICOLS Battlements Diamond Ring. Half alliance in line, set in battlements on a straight arm. Made of yellow gold and 13 brilliant cut diamonds. Total weight 0.08 carats. If you are looking for a diamond wedding or engagement ring, the modern straight diamond band is...
Diamond Passion Ring 0.15 - Brilliant Cut Diamond Passion Ring 0.15 - Brilliant Cut 2
  • New
Brilliant Cut

Diamond Passion Ring 0.15

NICOLS BODA
14710010211
€785.12 (tax excl.)
Diamond Ring DIAMOND CLASSIC NICOLS. central rosette forming a loner and straight arm. Made of white gold and brilliant-cut diamonds. quiltates diamonds total weight 0.15.
Sapphire Ring OVAL DETAIL - Promise Rings Sapphire Ring OVAL DETAIL - Promise Rings 2
  • New
Diamond Promise Rings

Sapphire Ring OVAL DETAIL

NICOLS
29210350211
€793.39 (tax excl.)
Diamond and Sapphire Ring OVAL DETAIL NICOLS. Ring in the shape of an oval rosette with a dark blue sapphire weighing 0.27 carats and surrounded by 16 diamonds weighing 0.08 carats.
Emerald Ring LONE BOLITAS - Emerald rings Emerald Ring LONE BOLITAS - Emerald rings 2
  • New
Emerald Rings

Emerald Ring LONE BOLITAS

NICOLS
29210315016
€1,107.44 (tax excl.)
LONE emerald ring BOLITAS Nicol. Ring double arm attached as multiple balls, with central stone embedded in four claws formed a loner. Made of yellow gold, emerald brilliant cut total weight of 0.15 q
Aquamarine and Diamonds Ring Candy - Rings other precious stones Aquamarine and Diamonds Ring Candy - Rings other precious stones 2
  • New
Other Precious Stone Rings

Aquamarine and Diamonds Ring Candy

NICOLS
29210262111
€743.80 (tax excl.)
Diamond Ring Candy. Ring-shaped center stone surrounded by diamonds in garrita Crimping, highlighting the color center. Made in white gold and brilliant diamonds total weight 0.10ct and central stone ruby ??0.55ct weight with
Bright Circle Ring DETAIL - Yellow Gold Modern Rings
  • New
current designs

Bright Circle Ring DETAIL

NICOLS
99908490011
€950.41 (tax excl.)
Bright Circle Ring DETAIL NICOLS. Ring with central motif hollow circle, crimping pavé. 18kt yellow gold made and diamond.
Diamond Ring DIAMOND CLASSIC - White Gold Engagement Rings Solitaire
  • New
White Gold Solitaires

Diamond Ring DIAMOND CLASSIC

NICOLS BODA
19610230011
€826.45 (tax excl.)
Diamond Ring DIAMOND CLASSIC Nicol. Ring occasion rosette in two heights, formed by claws central stone surrounded at a lower level by stones pavé crimping. Made of white gold and diamond 0.17ct.
AZALEA Diamond Ring 0.17 - Brilliant Cut Wedding Ring AZALEA Diamond Ring 0.17 - Brilliant Cut Wedding Ring 2
  • New
Brilliant Wedding Bands

AZALEA Diamond Ring 0.17

NICOLS
14710860011
€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 white gold diamond wedding rings have been the best-selling brilliant diamond half wedding rings for years. Designed in Madrid by our artisan jewelers, diamond half alliance rings are among the...
AZALEA Diamond Ring 0.15 - Brilliant Cut AZALEA Diamond Ring 0.15 - Brilliant Cut 2
  • New
Brilliant Cut

AZALEA Diamond Ring 0.15

NICOLS
14710861111
€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 white gold diamond wedding rings have been the best-selling brilliant diamond half wedding rings for years. Designed in Madrid by our artisan jewelers, diamond half alliance rings are among the...
Carnation Diamond Solitaire Ring 0.15 - Brilliant Cut Carnation Diamond Solitaire Ring 0.15 - Brilliant Cut 2
  • New
Brilliant Cut

Carnation Diamond Solitaire Ring 0.15

NICOLS SOLITARI
99930173011
€1,475.21 (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 Carnation 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...
Emerald Azalea Diamond Ring 0.04 White Gold - Rings Emerald Azalea Diamond Ring 0.04 White Gold - Rings 2
  • New
€570.25 (tax excl.)
Diamond and emerald alliance ring Azalea.If you are looking for a simple diamond ring with a touch of color with green stones, a diamond and emerald alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion...
Emerald Azalea Diamond Ring 0.06 White Gold - Emerald rings Emerald Azalea Diamond Ring 0.06 White Gold - Emerald rings 2
  • New
Emerald Rings

Emerald Azalea Diamond Ring 0.06 White Gold

NICOLS
99930200112
€677.69 (tax excl.)
Diamond and emerald alliance ring Azalea. If you are looking for a simple diamond ring with a touch of color with green stones, a diamond and emerald alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion...
Ruby Azalea Diamond Ring 0.08 White Gold - Ruby Rings Ruby Azalea Diamond Ring 0.08 White Gold - Ruby Rings 2
  • New
Ruby Rings

Ruby Azalea Diamond Ring 0.08 White Gold

NICOLS
99930213213
€669.42 (tax excl.)
Azalea ruby and diamond alliance ring.If you are looking for a simple diamond ring with a touch of color with red stones, a diamond and ruby alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion to...
Azalea Sapphire Diamond Ring 0.12 White Gold - Sapphire rings Azalea Sapphire Diamond Ring 0.12 White Gold - Sapphire rings 2
  • New
Sapphire Rings

Azalea Sapphire Diamond Ring 0.12 White Gold

NICOLS
99930210314
€809.92 (tax excl.)
Azalea diamond and sapphire alliance ring. If you are looking for a simple diamond ring with a touch of color with blue stones, a diamond and sapphire alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other...
Ruby Azalea Diamond Ring 0.12 White Gold - Ruby Rings Ruby Azalea Diamond Ring 0.12 White Gold - Ruby Rings 2
  • New
Ruby Rings

Ruby Azalea Diamond Ring 0.12 White Gold

NICOLS
99930210213
€809.92 (tax excl.)
Azalea ruby and diamond alliance ring.If you are looking for a simple diamond ring with a touch of color with red stones, a diamond and ruby alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion to...
Emerald Azalea Diamond Ring 0.12 White Gold - Rings Emerald Azalea Diamond Ring 0.12 White Gold - Rings 2
  • New
€809.92 (tax excl.)
Diamond and emerald alliance ring Azalea. If you are looking for a simple diamond ring with a touch of color with green stones, a diamond and emerald alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion...
Azalea Sapphire Diamond Ring 0.04 White Gold - Rings Azalea Sapphire Diamond Ring 0.04 White Gold - Rings 2
  • New
€570.25 (tax excl.)
Azalea diamond and sapphire alliance ring.If you are looking for a simple diamond ring with a touch of color with blue stones, a diamond and sapphire alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion...
Azalea Diamond Ring 0.07 White Gold - Diamond Rings Azalea Diamond Ring 0.07 White Gold - Diamond Rings 2
  • New
Diamond Rings

Azalea Diamond Ring 0.07 White Gold

NICOLS
99930203011
€595.04 (tax excl.)
Azalea Diamond Ring 0.07 White GoldReference_ 99930203011Technical Data_ Azalea diamond alliance ring.Half-ring in a line, 1.20mm wide, with 11 stones in total, set in grain. Made of 18kt white gold, 11 brilliant-cut diamonds weighing 0.07 carats. If you are looking for a simple diamond ring, an online diamond alliance, that you can wear every day and...
Azalea Sapphire Diamond Ring 0.06 White Gold - Sapphire rings Azalea Sapphire Diamond Ring 0.06 White Gold - Sapphire rings 2
  • New
Sapphire Rings

Azalea Sapphire Diamond Ring 0.06 White Gold

NICOLS
99930200314
€677.69 (tax excl.)
Azalea diamond and sapphire alliance ring.If you are looking for a simple diamond ring with a touch of color with blue stones, a diamond and sapphire alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion...
Ruby Azalea Diamond Ring 0.06 White Gold - Promise Rings Ruby Azalea Diamond Ring 0.06 White Gold - Promise Rings 2
  • New
Diamond Promise Rings

Ruby Azalea Diamond Ring 0.06 White Gold

NICOLS
99930200213
€677.69 (tax excl.)
Azalea ruby and diamond alliance ring.If you are looking for a simple diamond ring with a touch of color with red stones, a diamond and ruby alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion to...
Anillo de Zafiro Azul WAVE - vintage designs Anillo de Zafiro Azul WAVE - vintage designs 2
  • New
Vintage Designs

Anillo de Zafiro Azul WAVE

NICOLS
29210160113
€851.24 (tax excl.)
Sapphire Ring Wave NICOLS. Ring with central stone set in claws, on arm I made waves crimped with stones in the centers. Manufactured in white gold, blue sapphire stone 0.15 carats and diamonds glossy weight 0.08 carat. "A ring with sapphire blue sky of sky color"
Anillo de Rubí WAVE - vintage designs Anillo de Rubí WAVE - vintage designs 2
  • New
Vintage Designs

Anillo de Rubí WAVE

NICOLS
29210160013
€892.56 (tax excl.)
"Un anillo con la piedra rubí del color del amor"
Vintage Gold and Diamonds Ring SNOW FLOWER - Brilliant Cut Vintage Gold and Diamonds Ring SNOW FLOWER - Brilliant Cut 2
  • New
Brilliant Cut

Vintage Gold and Diamonds Ring SNOW FLOWER

NICOLS
29210510515
€785.12 (tax excl.)
Vintage Gold and Diamonds Ring SNOW FLOWER NICOLS. Ring with a high bouquet, set with brilliant-cut diamonds, in the shape of a flower and a yellow gold ring. Made of 18kt gold and 25 brilliant cut diamonds with a total weight of 0.09 carats
Shooting Star Double Tail Diamond Ring LITTLE DETAILS - Brilliant Cut Shooting Star Double Tail Diamond Ring LITTLE DETAILS - Brilliant Cut 2
  • New
€1,057.85 (tax excl.)
Shooting Star Double Tail Diamond Ring LITTLE DETAILS. Double Shooting Star Ring made in yellow gold and brilliant cut diamonds with a total weight of 0.06Ct
Pico Flower Ring LITTLE DETAILS - Brilliant Cut Pico Flower Ring LITTLE DETAILS - Brilliant Cut 2
  • New
Brilliant Cut

Pico Flower Ring LITTLE DETAILS

NICOLS
29210514111
€900.83 (tax excl.)
Pico Flower Ring LITTLE DETAILS. Flor Pico ring made in yellow gold and brilliant cut diamonds with a total weight of 0.15Ct.
Star Gold Ring LITTLE DETAILS - Diamond Rings Star Gold Ring LITTLE DETAILS - Diamond Rings 2
  • New
Diamond Rings

Star Gold Ring LITTLE DETAILS

NICOLS
29210510211
€834.71 (tax excl.)
Star Gold Ring LITTLE DETAILS. Ring made in 18Kt pink gold. brilliant cut diamonds of 00.7ct in total and central white topaz of 0.15ct.
Gold Diamond Ring Rosette DETAIL - Diamond Rings Gold Diamond Ring Rosette DETAIL - Diamond Rings 2
  • New
Diamond Rings

Gold Diamond Ring Rosette DETAIL

NICOLS BODA
29210235211
€909.09 (tax excl.)
Rosette Ring DETAIL NICOLS. Square-shaped ring with a central rosette formed by nine diamonds in a pressure setting held by four claws.Made of rose gold and brilliant-cut diamonds with a total weight of 0.10 carats
Diamond Ring Venus 0.17 - Brilliant Cut Diamond Ring Venus 0.17 - Brilliant Cut 2
  • New
Brilliant Cut

Diamond Ring Venus 0.17

NICOLS
29210180011
€1,297.52 (tax excl.)
If you are looking for a classic solitaire engagement ring with 0.17 carat total weight diamonds, with a 0.10 carat center diamond and an arm full of diamonds with approximately 0.07 carats, the VENUS engagement ring is one of today's best sellers. Created and designed by hand in our workshops in Madrid, the classic engagement rings in white gold Venus...
Azalea Sapphire Diamond Ring - Rings Azalea Sapphire Diamond Ring - Rings 2
  • New
Rings

Azalea Sapphire Diamond Ring

NICOLS
14711102011
€1,074.38 (tax excl.)
Azalea diamond and sapphire alliance ring. If you are looking for a simple diamond ring with a touch of color with blue stones, a diamond and sapphire alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other...
DETAILS MINI Flower Ring - Ruby Rings DETAILS MINI Flower Ring - Ruby Rings 2
  • New
Ruby Rings

DETAILS MINI Flower Ring

NICOLS
29210521113
€1,033.06 (tax excl.)
DETAILS MINI Flower Ring. White Gold Ring made in the form of elongated flower with 6 petals ruby ??with a total weight of 1.50Ct and diamonds with a total weight of 0.4ct.
Shooting Star Ring Double Cola LITTLE DETAILS - Diamond Rings Shooting Star Ring Double Cola LITTLE DETAILS - Diamond Rings 2
  • New
Diamond Rings

Shooting Star Ring Double Cola LITTLE DETAILS

NICOLS
29210516811
€1,057.85 (tax excl.)
Shooting Star Ring Double Cola LITTLE DETAILS. Starfall double ring made in pink gold and diamonds brilliant cut with a total weight of 0.06Ct.
Ruby Azalea Diamond Ring - Ruby Rings Ruby Azalea Diamond Ring - Ruby Rings 2
  • New
Ruby Rings

Ruby Azalea Diamond Ring

NICOLS
14711101011
€1,090.91 (tax excl.)
Azalea ruby and diamond alliance ring.If you are looking for a simple diamond ring with a touch of color with red stones, a diamond and ruby alliance online, that you can wear every day and that shines with its own light, the Azalea diamond ring is the perfect choice, they succeed as anniversary ring, as a birthday gift ring or any other occasion to...
Citrine Gold ring CANDY STONE - Rings other precious stones Citrine Gold ring CANDY STONE - Rings other precious stones 2
  • New
Other Precious Stone Rings

Citrine Gold ring CANDY STONE

NICOLS
29210490212
€1,082.64 (tax excl.)
Citrine Gold ring NICOLS CANDY STONE. Ring formed by round arm, with central stone square in size and dbo.FORMAT cabuson faceted background. Made in 18kt rose gold and citrine stone candy clear weight 1.30 carats.
Gold ring Topacio CANDY STONE - Rings other precious stones
  • New
Other Precious Stone Rings

Gold ring Topacio CANDY STONE

NICOLS
29210490112
€1,090.91 (tax excl.)
Gold ring NICOLS STONE CANDY Topacio. Ring formed by round arm, with central stone square in size and dbo.FORMAT cabuson faceted background. Made in 18kt rose gold and purple stone Topacio clear weight 1.30 carats.
Gold amethyst ring CANDY STONE - Rings other precious stones
  • New
Other Precious Stone Rings

Gold amethyst ring CANDY STONE

NICOLS
29210490012
€1,066.12 (tax excl.)
Gold amethyst ring NICOLS CANDY STONE. Ring formed by round arm, with central stone square in size and dbo.FORMAT cabuson faceted background. Made in 18kt rose gold and purple amethyst stone weighing 1.30 carats clear.
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