
OCT 17 | 10:00 PM

All auctions / Jewelry & Gems / Platinum Solitaire Ring with Sapphire and Diamonds


An Antique-period platinum solitaire ring set with a large faceted oval sapphire ranging in color from periwinkle blue to sky blue. The sapphire weighs 6.27 carats and is secured by a set of double prongs. The shoulders of the ring are adorned with eight 8/8-cut diamonds accented by a fine millegrain beading. The sapphire comes with a laboratory Certificate. Solitaire ring, circa 1930, France. Sapphire specifications: Estimated weight of the sapphire: 6.279 cts - Dimensions: 9.90 x 8.94 x 8.62 mm - Cut: oval faceted - Identification: natural sapphire - Color: blue - Color stability: stable - Comments: no indication of heat treatment - Origin: Madagascar Estimated weight of the diamonds: 0.04 ct Note: A certificate from the Bellerophon Gemlab accompanies the ring. Condition: fine wear scratches, natural inclusions
Estimate:$10,988.51
To the auctionView all items fromCastafioreorJewelry & Gems
Estimate:
$10,988.51
ARMBAND, granater/granatimitation, vitmetall, 18/1900-tal.
10/08/2026
$130.91
Est: $80
RING, 18k guld med vita stenar, BEF, 1956.
10/08/2026
$287.72
Est: $250.03
BROSCH, 18K GULD, SEAGULL, TIFFANY & CO, 6,3 GRAM.
10/08/2026
$600.04
Est: $700.08
PÄRLCOLLIER, lås 14k guld, med vita stenar, 1900-tal.
10/08/2026
$150.01
Est: $250.03

OCT 17 | 10:00 PM

Bring your auction to collectors worldwide!
Get listed now