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.

Vintage Gold and Diamonds Ring SNOW FLOWER - Rings Vintage Gold and Diamonds Ring SNOW FLOWER - Rings 2
  • New
€801.65 (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 white gold ring. Made of 18kt gold and 25 brilliant cut diamonds with a total weight of 0.09 carats.
Diamond Flower Ring 29210290111 MIX + MATCH Diamond Flower Ring 29210290111 MIX + MATCH 2
  • New
Diamond Rings

Diamond Flower Ring MIX + MATCH

NICOLS
29210290111
€876.03 (tax excl.)
Diamond Flower Ring MIX + MATCH Nicol. Ring-shaped flower with four petals, with a center diamond. The arm of the ring is engraved in rope form. Made of pink gold with a diamond 0.02ct weight.
Lolita Pink Sapphire and Diamond Heart Ring 0.55 Rose Gold - Promise Rings Lolita Pink Sapphire and Diamond Heart Ring 0.55 Rose Gold - Promise Rings 2
  • New
Diamond Promise Rings

Lolita Pink Sapphire and Diamond Heart Ring 0.55 Rose Gold

NICOLS BODA
26910388119
€1,776.86 (tax excl.)
Lolita Heart Pink Sapphire and Diamond Ring 0.55 Rose Gold Reference: 26910388119 Technical Sheet Lolita Nicols heart-shaped pink sapphire and diamond ring. Ring with a heart-cut center stone, a high prong-set, and a row of 16 diamonds, 8 on each side. Crafted in genuine and sustainable 18K rose gold, with brilliant-cut diamonds. Total weight: 0.40 carats...
Pear Cut Diamond Solitaire Ring 0.30 Carats Alma - Talla Pera Pear Cut Diamond Solitaire Ring 0.30 Carats Alma - Talla Pera 2
  • New
€2,644.63 (tax excl.)
Alma Solitaire Ring with Pear Diamond 0.30ct White GoldReference: 99930375311Technical Sheet: Solitaire ring with pear-cut central diamond and diamond halo. Crafted in 18k white gold with white rhodium finish, artisanally made in the Nicols workshops in Madrid. Central diamond: pear cut, weight 0.30 carats, color H, clarity VS. Side diamonds and halo:...
Vintage Heritage Sapphire Ring - vintage designs Vintage Heritage Sapphire Ring - vintage designs 2
  • New
Vintage Designs

Vintage Heritage Sapphire Ring

NICOLS
14711315011
€1,801.65 (tax excl.)
Vintage Heritage Sapphire Ring – an elegant and timeless design that revives the romance of the past with a touch of contemporary luxury.Handcrafted in the high jewelry workshops of Nicols in Madrid, this ring is made from 18k white gold with a white rhodium finish that enhances its brightness and durability. Its silhouette, inspired by vintage...
You and Me Jasmine White Gold Diamond Ring - Emerald Cut You and Me Jasmine White Gold Diamond Ring - Emerald Cut 2
  • New
Emerald Cut

You and Me Jasmine White Gold Diamond Ring

NICOLS
32810302011
€2,371.90 (tax excl.)
Jasmine White Gold You and Me Diamond Ring Reference: 32810302011 Technical Sheet_ The Open Ring You and Me Jasmine is crafted in white gold and features brilliant-cut diamonds on the band with a total weight of 0.20ct. It boasts a brilliant combination of two finishes: one with an emerald-cut diamond of 0.15 ct, while the other end is set with a...
Jasmine Open Diamond Ring - Talla Pera Jasmine Open Diamond Ring - Talla Pera 2
  • New
Pear Cut

Jasmine Open Diamond Ring

NICOLS
32810300011
€3,661.16 (tax excl.)
Jasmine Open Diamond Ring Reference: 32810300011 Technical Sheet_ Jasmine Open Ring is made of white gold and diamonds on the arm with a total weight of 0.25 ct. It has a brilliant combination of three ends: one of them presents a baguette-cut diamond of 0.20 ct, while the other two ends are set with pear-cut diamonds, with a total weight of 0.30 ct....
Lirio Engagement Ring White Gold with Baguette Diamond 0.10Ct. - White Gold Engagement Rings Solitaire Lirio Engagement Ring White Gold with Baguette Diamond 0.10Ct. - White Gold Engagement Rings Solitaire 2
  • New
White Gold Solitaires

Lirio Engagement Ring White Gold with Baguette Diamond 0.10Ct.

NICOLS SOLITARI
99930574911
€648.76 (tax excl.)
Lirio Engagement Ring in White Gold with 0.10ct Baguette Diamond. Reference: 99930574911 Technical Sheet: The Lirio engagement ring is crafted in white gold and features an elegant 0.10ct baguette-cut diamond. Its minimalist and sophisticated design makes it a perfect choice for those seeking a refined and timeless piece of jewelry. Ideal to symbolize...
Dafne Petit Solitaire Diamond Ring 0.10 Yellow Gold - Promise Rings Dafne Petit Solitaire Diamond Ring 0.10 Yellow Gold - Promise Rings 2
  • New
Diamond Promise Rings

Dafne Petit Solitaire Diamond Ring 0.10 Yellow Gold

NICOLS
29210584915
€1,219.01 (tax excl.)
Dafne Petit Solitaire Ring Yellow Gold Diamond 0.10Reference_ 29210584915Technical Sheet_ Nicols Dafne Petit solitaire ring and arm with diamonds.Ring with central stone in high setting with brilliant-cut diamond arm on side battlements.Made of recycled and sustainable gold, 18kt yellow gold and central brilliant diamond with a total weight of 0.10 carats...
Lolita Sapphire and Diamond Heart Ring 0.55 - Promise Rings Lolita Sapphire and Diamond Heart Ring 0.55 - Promise Rings 2
  • New
Diamond Promise Rings

Lolita Sapphire and Diamond Heart Ring 0.55

NICOLS BODA
26910388011
€1,776.86 (tax excl.)
Lolita Sapphire and Diamond Heart Ring 0.55Ref: 26910388011 Technical Details: The Lolita ring is crafted in white gold and features brilliant-cut diamonds on the shank, with a total weight of 0.40 ct. Its center stone is an elegant 0.55 ct heart-cut sapphire, creating a sophisticated and romantic piece, ideal for special moments. The Lolita ring is...
You and Me Jasmine Rose Gold and Diamond Ring - Emerald Cut You and Me Jasmine Rose Gold and Diamond Ring - Emerald Cut 2
  • New
Emerald Cut

You and Me Jasmine Rose Gold and Diamond Ring

NICOLS
32810302019
€2,330.58 (tax excl.)
You and Me Jasmine Rose Gold and Diamond Ring Reference: 32810302019 Technical Sheet_ The Open You and Me Jasmine Ring is crafted in rose gold and features brilliant-cut diamonds on the band with a total weight of 0.20ct. It boasts a brilliant combination of two finishes: one with an emerald-cut diamond of 0.15 ct, while the other end is set with a...
You and Me Jasmine Gold and Diamond Ring - Emerald Cut You and Me Jasmine Gold and Diamond Ring - Emerald Cut 2
  • New
Emerald Cut

You and Me Jasmine Gold and Diamond Ring

NICOLS BODA
32810302015
€2,330.58 (tax excl.)
You and Me Jasmine Gold and Diamond Ring Reference: 32810302015 Technical Sheet_ The Open You and Me Jasmine Ring is crafted in yellow gold and features brilliant-cut diamonds on the band with a total weight of 0.20ct. It boasts a brilliant combination of two finishes: one with an emerald-cut diamond of 0.15 ct, while the other end is set with a...

Why choose Nicols

  • More than 100 years of tradition. Family jewelry business founded in 1917.
  • Four generations of artisans. Design and repair in our own workshop.
  • Certified materials. 18 k gold and natural diamonds with GIA or IGI certification.
  • Personalized service. Online or at any of our boutiques in Madrid and Valencia.
  • Wide catalog. +189 models in our collection.

We are at your disposal

We offer you personal advice, without obligation, online or in store:

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Five boutiques in Madrid and one in Valencia. See all our stores →

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