Fancy Dark Brown-Yellow Diamond, Gold Ring Stones: Trapezoid-cut colored diamond weighing 25.03 carats Met...
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Consign your material to be auctioned alongside these items on Monday, May 4, 2026 in Dallas, TX. Consignment Deadline for this auction is Friday, January 30, 2026.
Description
Fancy Dark Brown-Yellow Diamond, Gold RingStones: Trapezoid-cut colored diamond
weighing 25.03 carats
Metal: 18k gold
Gross Weight: 27.20 grams
Size: 9-1/4 (sizeable)
Estimate: $50,000 - $70,000.
Condition Report*:
Diamonds:
Certified Diamonds:
Stone: 1
Lab: GIA
Certification #: 6127829139
Carat: 25.03
Color: Fancy Dark Brown-Yellow
Shape: Cut-Cornered Trapezoid Mixed Cut
Metals:
Gold
Overall Condition: Good
Condition Notes: This ring of distinction features a trapezoid-shaped colored diamond measuring approximately 14.94 × 20.21 × 10.94 mm, bezel set in 18k yellow gold. The diamond shows a warm, golden tone with a rich internal working of inclusions. The bezel setting emphasizes the stone’s sharp angles while the substantial gold mounting enhances the modernist styling. Some moderate to heavy wear patterns are evident to the 18k brushed finish and would benefit from refurbishment. This diamond comes with a GIA report from 2010 stating Fancy Dark Brown-Yellow.
*Heritage Auctions strongly encourages in-person inspection of items by the bidder.
Statements by Heritage regarding the condition of objects are for guidance only and should not be relied upon as statements of fact,
and do not constitute a representation, warranty, or assumption of liability by Heritage. All lots offered are sold "AS IS".
Certified Diamonds:
Stone: 1
Lab: GIA
Certification #: 6127829139
Carat: 25.03
Color: Fancy Dark Brown-Yellow
Shape: Cut-Cornered Trapezoid Mixed Cut
Metals:
Gold
Overall Condition: Good
Condition Notes: This ring of distinction features a trapezoid-shaped colored diamond measuring approximately 14.94 × 20.21 × 10.94 mm, bezel set in 18k yellow gold. The diamond shows a warm, golden tone with a rich internal working of inclusions. The bezel setting emphasizes the stone’s sharp angles while the substantial gold mounting enhances the modernist styling. Some moderate to heavy wear patterns are evident to the 18k brushed finish and would benefit from refurbishment. This diamond comes with a GIA report from 2010 stating Fancy Dark Brown-Yellow.
Auction Info
2026 May 4 Spring Fine Jewelry Signature® Auction #5579 (go to Auction Home page)
Bidding Begins Approx.
March
24th
Tuesday
Auction Dates
May
4th
Monday
Proxy Bidding Begins Approx.
86 Days
Bids + Registered Phone Bidders: N/A
Lot Tracking Activity: N/A
Page Views: 107
Auction Type
Signature®: Heritage Live®:After Internet bidding closes, live bidding will take place through www.HA.com/Live. Your secret maximum bid placed prior to the live event will compete against the live bids. To maximize your chances of winning, enter realistic secret maximum bids on our site. Many of our proxy bidders are successful at winning lots in these auctions, and usually below their secret maximum. You can also place last minute bids directly with us by e-mailing Bid@HA.com or calling 1-866-835-3243. (Important note: Due to software and Internet latency, live bids may not register in time, so enter realistic proxy bids.)
Signature® Floor Sessions
Proxy bidding ends ten minutes prior to the session start time. Live Proxy bidding on Heritage Live now starts within 2 hours of when the auction opens for proxy bidding and continues through the live session. During the live auction event, bidding in person is encouraged, and Heritage Live includes streaming audio and often video during the event.
Signature®: Heritage Live®:After Internet bidding closes, live bidding will take place through www.HA.com/Live. Your secret maximum bid placed prior to the live event will compete against the live bids. To maximize your chances of winning, enter realistic secret maximum bids on our site. Many of our proxy bidders are successful at winning lots in these auctions, and usually below their secret maximum. You can also place last minute bids directly with us by e-mailing Bid@HA.com or calling 1-866-835-3243. (Important note: Due to software and Internet latency, live bids may not register in time, so enter realistic proxy bids.)
Signature® Floor Sessions
Proxy bidding ends ten minutes prior to the session start time. Live Proxy bidding on Heritage Live now starts within 2 hours of when the auction opens for proxy bidding and continues through the live session. During the live auction event, bidding in person is encouraged, and Heritage Live includes streaming audio and often video during the event.
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