Browse diamond engagement rings,&nbsp;including one-of-a-kind pieces. From branded rings by Cartier&nbsp;and&nbsp;Van Cleef &amp; Arpels to vintage sapphire engagement&nbsp;rings&nbsp;and custom creations, our selection offers a range of ideas for life’s most important ring. <a href="https://www.sothebys.com/en/buy/luxury/jewelry/ring" rel="noopener noreferrer" target="_blank">All Rings</a>&nbsp;|&nbsp;<a href="https://www.sothebys.com/en/buy/luxury/jewelry" rel="noopener noreferrer" target="_blank">All Jewelry</a>

Engagement Rings

Diamond Ring

Bague diamant Fancy Light Pink

Bague diamant

Diamond Ring 

Bague saphir, rubis et diamants 

Bague diamants 

Fancy Intense Yellow Diamond Ring

Cultured Pearl and Diamond Ring

Demantoid Garnet and Diamond Ring

Art Deco Diamond Ring

Pink Sapphire and Diamond Ring

Bulgari

Star Sapphire and Diamond 'Trombino' Ring

Antique Emerald and Diamond Ring

Antique Diamond Ring

Emerald and Diamond Ring

Diamond and Platinum Ring 

Tiffany & Co.

Belle Époque Ruby and Diamond Chain Ring 

Belle Époque Ruby and Diamond Ring 

Art Deco Diamond and Sapphire Ring

Van Cleef & Arpels

Centering a pear shape diamond and accented by tapered baguette cut diamonds.<ul><li>Pear shape diamond weighing 2.42 carats</li><li>Additional diamonds weighing a total of approximately 0.45 carat</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/van-cleef-&amp;-arpels" rel="noopener noreferrer" target="_blank">Van Cleef &amp; Arpels</a> with serial number</li><li>French maker's mark for Successeurs d'Ehret and French hallmark</li><li>18 karat yellow gold</li><li> Total weight 4.04 grams</li><li>Size 6</li><li>Accompanied by GIA report no. 5242113865, dated 19 October 2026, stating that the 2.42 carat diamond is E color and VVS2 clarity with No Fluorescence</li><li>Accompanied by one Sotheby's box</li><li>This item is final sale and not eligible for return</li></ul>

Vintage Gold, 2.42ct Pear Shape Diamond and Diamond Engagement Ring

Centering a round brilliant cut diamond in a six prong setting.<ul><li>Diamond weighing 3.33 carats</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co.</a> with serial number</li><li>Platinum</li><li>Stamped with carat weight</li><li>Total weight 7.13 grams</li><li>Size 3¾</li><li>Accompanied by <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co.</a> Diamond Grading Report stating that the 3.33 carat diamond is I color and VS1 clarity with Faint Fluorescence</li><li>Accompanied by a signed box and copies of <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co.</a> Insurance Valuation paperwork</li><li>This item is final sale and not eligible for return</li></ul>

Platinum and 3.33ct Round Brilliant Cut Diamond Engagement Ring 

SPECIAL ORDER engagement ring composed with a cushion cut fancy <a href="https://www.sothebys.com/en/buy/luxury/jewelry/yellow-diamonds" rel="noopener noreferrer" target="_blank">yellow diamond</a> and a round brilliant cut diamond halo.<ul><li><a href="https://www.sothebys.com/en/buy/luxury/jewelry/yellow-diamonds" rel="noopener noreferrer" target="_blank">Yellow diamond</a> weighing 1.00-9.99 carats</li><li>18 karat white gold and gold (can be made in platinum upon request)</li><li>Preferred size can be specified through the 'enquire' function</li><li>Accompanied by one Sotheby's box</li><li>Please note the images are representative of this item and not photographs of the exact item for purchase. For exact specifications, please use the 'Enquire' function for further assistance from our team.</li><li>Please note that availability of this item is subject to change based on market conditions. For details, please use the 'Enquire' function.</li><li>Estimated delivery timeline is 2-3 weeks.</li><li>This item is final sale and not eligible for return</li></ul>

 White Gold, Gold, 1.00-9.99ct Oval Cut Fancy Yellow Diamond and Diamond Engagement Ring

SPECIAL ORDER engagement ring composed with a radiant cut <a href="https://www.sothebys.com/en/buy/luxury/jewelry/yellow-diamonds" rel="noopener noreferrer" target="_blank">fancy yellow diamond</a>, flanked by 2 tapered baguette cut diamonds.<ul><li>Center diamond weighing 1.00-9.99 carats</li><li>18 karat white gold and gold (can be made in platinum upon request)</li><li>Preferred size can be specified through the 'enquire' function</li><li>Accompanied by one Sotheby's box</li><li>Please note the images are representative of this item and not photographs of the exact item for purchase. For exact specifications, please use the 'Enquire' function for further assistance from our team.</li><li>Please note that availability of this item is subject to change based on market conditions. For details, please use the 'Enquire' function.</li><li>Estimated delivery timeline is 2-3 weeks.</li><li>This item is final sale and not eligible for return</li></ul>

White Gold, Gold, 1.00-9.99ct Radiant Cut Fancy Yellow Diamond and Diamond Engagement Ring

SPECIAL ORDER&nbsp;engagement ring composed with a cushion cut fancy <a href="https://www.sothebys.com/en/buy/luxury/jewelry/yellow-diamonds" rel="noopener noreferrer" target="_blank">yellow diamond</a>, accented by round brilliant cut near colorless diamonds.<ul><li><a href="https://www.sothebys.com/en/buy/luxury/jewelry/yellow-diamonds" rel="noopener noreferrer" target="_blank">Yellow diamond</a> weighing 1.00-9.99 carats</li><li>18 karat white gold and gold (can be made in platinum upon request)</li><li>Preferred size can be specified through the 'enquire' function</li><li>Accompanied by one Sotheby's box</li><li>Please note the images are representative of this item and not photographs of the exact item for purchase. For exact specifications, please use the 'Enquire' function for further assistance from our team.</li><li>Please note that availability of this item is subject to change based on market conditions. For details, please use the 'Enquire' function.</li><li>Estimated delivery timeline is 2-3 weeks.</li><li>This item is final sale and not eligible for return</li></ul>

White Gold, Gold, 1.00-9.99ct Cushion Cut Fancy Yellow Diamond and Diamond Engagement Ring

Of a classic <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings" rel="noopener noreferrer" target="_blank">engagement ring </a>design, centering with a cushion cut Fancy Intense <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings/unique-solitaires/yellow-diamond" rel="noopener noreferrer" target="_blank">Yellow diamond</a>, flanked by 2 triangular cut near colorless diamonds.<ul><li>Fancy Intense <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings/unique-solitaires/yellow-diamond" rel="noopener noreferrer" target="_blank">Yellow diamond</a> weighing 5.59 carats</li><li>Near colorless diamonds weighing a total of approximately 0.95 carat</li><li>18 karat white gold</li><li>Total weight 6.55 grams</li><li>Size 7½</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no. 6372322619,&nbsp;dated 29 January 2021, stating that the 5.59 carat diamond is Fancy Intense Yellow Color and VS1 clarity with no fluorescence</li></ul>

White Gold, 5.59ct Cushion Cut Fancy Intense Yellow Diamond and Diamond Engagement Ring

Featuring an oval cut Fancy Intense Purplish Pink diamond, accented by round brilliant cut near colorless diamonds.<ul><li>Fancy Intense Purplish Pink diamond weighing 0.73 carat</li><li>Near colorless diamonds weighing a total of approximately 0.65 carat</li><li>Platinum</li><li>Total weight 6.44 grams</li><li>Size 6½</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no. 2239250142, dated 15 April 2024, stating that the 0.73 carat diamond is natural Fancy Intense Purplish Pink color </li></ul>

Platinum, 0.73ct Oval Cut Fancy Intense Purplish Pink Diamond and Diamond Ring 

Centering a square emerald cut diamond and accented by round brilliant cut diamonds.<ul><li>Square emerald cut diamond weighing 2.07 carats</li><li>Additional diamonds weighing a total of approximately 0.45 carat</li><li>Platinum</li><li>Total weight 11.34 grams</li><li>Size 5½</li><li>Accompanied by a copy of GIA report no. 2191536640, dated 23 July 2018, stating that the 2.07 carat diamond is I color and VS1 clarity with No Fluorescence</li><li>Accompanied by one Sotheby's box</li><li>This item is final sale and not eligible for return</li></ul>

Platinum, 2.07ct Square Emerald Cut Diamond and Diamond Engagement Ring

Centering with an emerald cut Fancy Brownish Pink diamond, flanked by 2 trapezoid cut near colorless diamonds.<ul><li>Fancy Brownish Pink diamond weighing 5.08 carats</li><li>Diamonds weighing a total of approximately 0.65 carat</li><li>Platinum and 18 karat rose gold</li><li>Total weight 5.77 grams</li><li>Size 5¾</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no. 2231423618, dated 07 November 2024, stating that the 5.08 carat diamond is natural Fancy Brownish Pink color and SI1 clarity with no fluorescence</li></ul>

Platinum, Rose Gold, 5.08ct Emerald Cut Fancy Brownish Pink Diamond and Diamond Engagement Ring

Centering a radiant cut diamond and accented by two half moon cut diamonds.<ul><li>Radiant cut diamond weighing 2.01 carats</li><li>Half moon cut diamonds weighing a total of 0.46 carat</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/graff" rel="noopener noreferrer" target="_blank">Graff</a> with serial number</li><li>Platinum</li><li>Stamped with center stone weight</li><li>Total weight 6.06 grams</li><li>Size 3</li><li>Accompanied by GIA report no. 13661523, dated 2 May 2011 stating that the 2.01 carat diamond is D color and VS2 clarity with No Fluorescence</li><li>Accompanied by <a href="https://www.sothebys.com/en/buy/luxury/jewelry/graff" rel="noopener noreferrer" target="_blank">Graff</a> Retail Replacement Paperwork with signed inner and outer box</li><li>This item is final sale and not eligible for return</li></ul>

Platinum, 2.01ct Radiant Cut Diamond and Diamond Engagement Ring 

Centering a round brilliant cut diamond set in platinum and accented by a twisted rope ring design.<ul><li>Diamond weighing 2.00 carats</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co.</a> Schlumberger with serial number</li><li>Platinum and 18 karat yellow gold</li><li>Stamped with diamond weight</li><li>Total weight 5.90 grams</li><li>Size 6¾</li><li>Accompanied by a copy of <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co.</a> Diamond Grading Report stating that the 2.00 carat diamond is G color and VVS1 clarity with No Fluorescence</li><li>Accompanied by copies of <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co.</a> Insurance Valuation Paperwork, a signed bag and box</li><li>This item is final sale and not eligible for return</li></ul>

Engagement Rings

Engagement Rings

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Bulgari

Tiffany & Co.

Van Cleef & Arpels

Tiffany & Co.

Tiffany & Co.