Welcome Sign-In | Register
Sold for: Sign-in or Join (free & quick)
includes Buyer's Premium (BP) 


Diamond, Platinum Ring, JB Star
The ring features a radiant-cut diamond measuring 12.13 x 9.62 x 6.66 mm and weighing 6.22 carats, enhanced by marquise-cut diamonds weighing a total of approximately 1.40 carats, accented by tapered baguette-cut diamonds weighing a total of approximately 1.40 carats, and further accented by full-cut diamonds weighing a total of approximately 1.30 carats, set in platinum, maker's mark for JB Star. A GIA laboratory report #15786881, dated March 30, 2007, stating H color, SI1 clarity, accompanies the center diamond. Total diamond weight is approximately 10.32 carats. Gross weight 20.70 grams.
Size: 8 (sizeable)

Condition Report*:

Designer: JB Star
Diamond Average Color: G-H-I
Diamond Certification No: 15786881
Diamond Lab: GIA
Diamond Average Clarity: SI
Diamond Shapes: Radiant-cut, Full-cut, Marquise-cut, Tapered Baguette-cut
Diamond Count: 100+
Overall Condition: Very Good
Notes: A show-stopper! The center diamond has Excellent Polish, Very Good Symmetry, and No Fluorescence.

*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".

Service and Handling Description: Miscellaneous Collectibles, Small (view shipping information)

Sales Tax information  |  Terms and Conditions

Bidding Guidelines and Bid Increments

Glossary of Terms

Auction Info

Auction Dates
December, 2012
3rd Monday
Internet/Mail/Phone Bidders: 8
Lot Tracking Activity: N/A
Page Views: 2,026

Buyer's Premium per Lot:
25% on the first $50,000 (minimum $14), plus 20% of any amount between $50,000 and $1,000,000, plus 12% of any amount over $1,000,000 per lot.

Heritage membership

sold in the last year

Join Now - It's Free

  1. Past Auction Values (prices, photos, full descriptions, etc.)
  2. Bid online
  3. Free Collector newsletter
  4. Want List with instant e-mail notifications
  5. Reduced auction commissions when you resell your

Learn about consigning with us receives more traffic than any other auction house website. To compare for yourself, visit:

Video tutorial

Getting the most out of search

Recent auctions

2015 October 29 Watches & Fine Timepieces Signature Auction - New York
2015 October 29 Watches & Fine Timepieces Signature Auction - New York
REALIZED $1,344,070

© 2015 Heritage Auctions | All Rights Reserved