18K Y/G onyx and diamond ring

18K yellow gold ring contains a central oval shaped carved cabochon onyx, approx. 2cts, set in a domed mount highlighting 6 bezel set brilliant cut diamonds, .30 cts. total, and a textured and ornate

An 18-karat yellow gold onyx ring with approximately 0.04 carats of rubies and approximately 0.12 carats of brilliant-cut diamonds. The design of this watch is reminiscent of a Rolex President band. S

A beautiful 18-karat yellow gold onyx ring accented by 0.11 carats of diamonds. This ring features an onyx flower design with diamonds set in the center. Stamped D011, 750, K18, on the inside of the r

A gorgeous 18-karat yellow gold diamond ring. This ring features 2.68 carats of incredible round-cut diamonds accented by two onyxes. This ring is so nice. It looks like a David Webb piece. Stamped 18

Attributed to Cartier, 18k yellow gold openwork panther's head set with approximately 563 round diamonds(1.66CTW), two emerald eyes and onyx nose. Ring size 8. Presented in box. Signed Cartier 750 PR0

Tiffany & Co 18k yellow gold and platinum engagement ring set with 1.5ct round brilliant cut diamond (Color - F-G; Clarity VS1). Ring size 7. Stamped Tiffany & Co 750 PL950. Approx. overall weight 3.6

David Webb 18k yellow gold and diamond cuff bracelet, hinged with side opening. Diamonds approx. .70ct. Stamped WEBB 18K. Gold weight 51 grams.

Tiffany & Co 18k yellow gold clip on 'Shrimp' pattern earrings, set with ribbed onyx and seven round brilliant cut diamonds (.90cts, E color, VSI clarity). Hallmarked Tiffany & Co 750. Approx. length

Roberto Coin limited edition "Appassionata" 18k yellow gold ring set with 50 colorless diamonds, total diamond weight 1.00 carats. Basket weave type pattern. Size 6. Set with a single marquis cut ruby

Perfectly in line with the wonderfully shaped and immaculately crafted 18K yellow gold body, the captivating onyx stone adds a brilliant balance and a stunning aesthetic dimension to this exceptional

18K Y/G diamond ring, center a brilliant cut diamond wt. approx. 1.15ct (measures approx. 6.5x4.4mm), quality SI/J, K, also accented by 20 small diamonds, tdw approx. 1.30ct, wt. 4.6gm

18K Y/G ring, center an old European cut diamond wt. approx. 1.20ct in SI 2/ I 1, G/H quality, wt. 2.4gm, size 8

Beautiful art deco 18K Y/G diamond ring, center an excellent quality diamond (VS, H) wt. approx. 0.75ct, flanked by 2 blue stones, size 5.5

SIZE 6.5, PRE OWNED. DIAMOND MEASURED 4.8 MM - 4.8 MM FOR WEIGHT OF .52 CT. CLARIETY IS AN I-1 AND COLOR APPEARS TO BE IN THE H-I RANGE. THE CENTER OF THE DIAMOND IS CLEAN. ESTIMATE $1500-$2000

SIZE 6.5, PRE OWNED. DIAMOND MEASURED 4.8 MM - 4.8 MM FOR WEIGHT OF .52 CT. CLARITY IS AN I-1 AND COLOR APPEARS TO BE IN THE H-I RANGE. THE CENTER OF THE DIAMOND IS CLEAN. ESTIMATE $1500-$2000

Contemporary Italian 18K yellow gold diamond ring showcasing a rectangular central medallion surrounded by brilliant cut pave diamonds and completed with a square tapered band. Approx. diamond weight

Victorian 18K Y/G diamond ring set with a gem quality European cut diamond wt. approx. 0.50ct in VS/ H quality, wt. 1.7gm, size 6.75

18K Y/G diamond ring set with one gem quality diamond wt. approx. 0.25ct in VS/ VVS, G/H quality, and fine brilliant cut small diamonds to form insignia, total small diamonds wt. 0.15ct, wt. 9.7gm, sz

Gents 18k yg and diamond ring, nugget form band with flat top and 2 round approx 6 pt prong set diamonds, size 6 1/4, 4.6 DWT. [9] CONDITION: Good worn condition.

Vintage 10Kt Yellow Gold Onyx & Diamond Ring. Size - 5 1/2. Weight - 1.5 dwt.

Tiffany & Co 18k yellow gold and platinum engagement ring set with 1.59ct round brilliant cut diamond (Color: H/Clarity:I2). Ring size 7. Stamped Tiffany & Co 750 PL950. Approx. overall weight 3.6 gra

An important 18K Y/G ring by Tiffany & co, center a rare deep orange fire opal wt. approx. 5.20ct, with VS/VVS clarity, accented by excellent quality small diamonds (VS, F/G), tdw approx. 1.0ct, wt.7.

18K yellow gold ring having a centered prong set 1.65ct (Clarity:SI;Color: L/M) pear shaped diamond and 0.60ctw baguette cut diamonds. Ring size 7. Approx. weight

The showpiece of this exquisite Tiffany & Co ring is the pearl center stone measuring 11mm. Placed within an intricate 18K Yellow Gold setting, diamonds with a total weight of 0.24 carats make it even