AN ONYX AND DIAMOND RING set with a transition cut diamond of approximately 0.52 carats in an

Brutalist Design Gold, Black Onyx, and Diamond Ringring set with black onyx stones surrounded by full cut round diamond accents weighing approximately .09 total carat, testing 18KT. 15.2mm; Ring size

Designed as stripes of onyx alternated with stripes of 14K white gold, with bead-set round-cut diamonds, weighing a total of approximately 0.65 carats, with I-J color and VS clarity; ring size 7; weig

A Belle Époque diamond, platinum, and onyx ringcentering a bezel-set old European-cut diamond weighing approximately 1.00 carat, flanked by old European-cut diamonds weighing approximately 0.30 carat

Crafted in 18K gold; set with eight round brilliant-cut diamonds weighing a total of approximately 0.80 carat, most with F-G color and VS clarity; ring size 6, ring top measures 5/8 inch by 1 inch, wi

Gold, Diamond, and Onyx Ringin a Modernist bypass and stacked design with square onyx tablets with the center set with a cluster of single cut round diamonds weighing approximately .08 total carat (H-

Diamond and Onyx Ring 14k yellow gold/sterling silver, the ring mounted with a central round brilliant-cut diamond weighing approximately 0.40 carats, set on a black onyx ground accented with smaller

Stamped 14k white gold filigree ring set with onyx and approximately .05 carat round single cut diamond. Top 5/8" high by 1/4" wide. 1.5 dwt. Size 3. AJ/EK IMPORTANT: Before bidding, please read

A 10K yellow gold ring set with a round black onyx cabochon of approximately 2.5 carats, flanked on each side with two single cut diamonds. Ring size 9. Together with a pair of black onyx cabochon ear

Including a 10k yellow gold Fraternal Order of Eagles ring containing a 15.6mm x 13.7mm onyx tablet set with a 2mm single cut diamond weighing approximately 0.03 carat, size 11. The second ring is whi

YELLOW GOLD, DIAMOND AND ONYX SET Consisting of a curb link necklace with central row of baguette cut diamonds flanked by onyx, together with a matching ring, diamond weight approximately 2.70 carats

A DIAMOND RING set with a step cut diamond of approximately 0.61 carats, the tapering band accented by round brilliant cut diamonds, the diamonds all totalling 1.0-1.1 carats, no assay marks, size L /

0.80 CARAT DIAMOND RING set with asscher cut diamonds totalling approximately 0.80 carats, size N / 6.5, 10g.

A late 19th / early 20th century diamond ring set with five old-cut diamonds of approximately 1.40 carats combined, in unmarked yellow gold mount, size N 1/2, 3.5 grams.

A late 19th / early 20th century diamond ring set with five old-cut diamonds of approximately 1.40 carats combined, in unmarked yellow gold mount, size N 1/2, 3.5 grams.

Platinum and White Gold and Diamond Ring set with full cut round diamonds weighing approximately .41 total carat (H-I to Light Yellow color, VS-SI clarity), stamped Pt 900 K18 with maker's mark Studio

Estate 14kt Yellow Gold & 1 Carat Diamond Ring. Set with small round cut white diamonds totaling approximately 1 carat total weight. Hallmarked. Ring size 8 can be resized. Weighs approximately 5.7 gr

Gold, Emerald, and Diamond Ringset with full cut round diamonds weighing approximately .40 total carat (G-H color, VS clarity) and marquise cut emeralds weighing approximately .80 total carat, stamped

A DIAMOND DRESS RING set with a hexagonal step cut diamond of approximately 1.75 carats, the shoulders set with baguette cut diamonds, stamped 750 18Kt, size M / 6.25, 5.7g.

AN ART DECO DIAMOND CLUSTER RING set with an old European cut diamond of approximately 0.96 carats in a cluster of further old European cut diamonds, no assay marks, size M / 6.25, 4.5g. 

CARTIER, YELLOW GOLD AND DIAMOND RING Pave-set with round brilliant-cut diamonds weighing approximately 2.30 carats total. Ring size 8. Engraved: Cartier Paris 750 53591 47394. Gross weight: 7.40 dwt.

An 18ct yellow gold and solitaire diamond ring set with a round brilliant-cut diamond of approximately 1.07 carats, approximate colour and clarity H/I, I1, eight-claw set in yellow gold, hallmarks rub

ANTIQUE DIAMOND FIVE STONE RING set with old cut diamonds totalling approximately 1.00 carats, size S / 9, 3.5g.

An 18ct yellow gold and solitaire diamond ring set with a round brilliant-cut diamond of approximately 0.24 carats, approximate colour and clarity J/K, SI1/2, size L, 3.6 grams.

An 18ct yellow gold and diamond ring set with five old round-cut diamonds of approximately 0.60 carats combined, size H 1/2, 2.6 grams.