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.

Amethyst Diamond Ring TRILLON - Rings other precious stones Amethyst Diamond Ring TRILLON - Rings other precious stones 2
  • New
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
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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
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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
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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
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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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