A platinum yellow sapphire and diamond c

c. 1920-30, American, 18K yellow gold platinum toped filigree brooch featuring cushion cut sapphire with diamonds set in filigree, 2.75 in. L, 4.4 grams

LOT (5) ART DECO 14 KT YELLOW/WHITE GOLD LADIES WRIST WATCHES (ONE MARKED PLATINUM), 18 KT WITH DIAMOND/SAPPHIRES, C. 1920/50

14k yellow gold and white gold or platinum diamond and sapphire ring, c.1910, 4.25 dwts.Size 5.The center diamond is .50cts, and is VS1 clarity and G-H color.The two sapphires are .15cts each and the

pendant, ART-DECO 1920/'30s, yellow gold 585/000, central old-cut diamond c. 0.15 ct, directly around the setting 13 sapphires, in the outer garland 8 more diamonds white, all stones set in platinum ,

This is a certified and appraised platinum yellow sapphire and diamond ring. The 2.77 carat oval-cut yellow sapphire is surrounded by a halo and shoulders of .66 carats of round, brilliant-cut G-H, SI

Ladies platinum yellow sapphire and diamond earrings featuring prong set oval cut moderately strong yellow sapphires weighing approx. 10.08ct.. Accented with a scrolling frame of prong set round brill

An 18K yellow gold, platinum, yellow sapphire, and diamond ring, Boris LeBeau designed as a tapering cigar band in eighteen karat yellow gold and platinum, centering a bezel set cushion-cut yellow sap

Vintage 14kt Yellow Gold Platinum Top Yellow Sapphire & Diamond Ring Size (7.5) reverse tapered shank ring with a rectangular cut yellow sapphire center stone (approx. 9.5mm x 7.5mm) in a bezel settin

Platinum sapphire diamond ring, c.1920, 4.2 dwt.Size 5.12.27mm x 14.83mm and depth is 6.23mm.

Hammerman Brothers yellow gold, platinum, yellow sapphire and diamond ring New York, New York 18K yellow gold, platinum, 1.90 carat oval yellow sapphire, (2) 0.34 carat pear cut diamonds (clarity: VS1

Platinum, Gold, Yellow Sapphire, and Diamond Ring, Francebezel set with one round cut yellow sapphire (9.63 x 8.6 x 6.2mm) weighing approximately 3.98 carats and with a conforming surround of (18) bea

A Platinum, Yellow Gold, Sapphire and Diamond Ring, containing one oval mixed cut sapphire measuring approximately 8.90 x 6.89 x 3.65 mm and 20 tapered baguette cut diamonds weighing approximately 1.0

2 Art Deco Brooches. 1st item: Art Deco platinum, 18k yellow gold sapphire, diamond and pearl brooch containing 14 baguette cut sapphires with a total weight of approximately .56 carats and 42 Old Eur

18.77ct GIA Certified (No Heat) Sri Lankan Yellow Sapphire in 3.80ctw VS1-VS2/F-G Diamond & Solid Platinum Cocktail Ring From Vietnamese Royal Family (W/$52,000 Appraisal) - This stunning cocktail rin

Presenting an exquisite All Natural Yellow Sapphire enhanced by a halo of old cut diamonds. The shank is crafted in solid Platinum, with an antique sterling silver top. Featuring in the center an exce

Platinum brooch, set with center approx. 8.24ct yellow sapphire (measures 12.7 x 11.89 x 6.2mm), surrounded with approx. 0.74ctw in diamonds. Brooch measures 28mm x 27mm. Tested plat. Weight - 10.3 gr

LADY'S YELLOW SAPPHIRE & DIAMOND, PLATINUM BAND RING :Set with: 1 emerald cut natural golden sapphire, 2.80 carats. Stone dimensions 9.9 x 7.9 x 3.3 mm. 6 bullet shape step-cut diamonds, 0.52 carats.

centered with round brilliant cut yellow sapphire weighing approximately 2.35 carats bezel set in yellow gold and with a textured platinum tapered shank accented to the top and bottom with (52) bead s

(2) Yellow gold sapphire and diamond necklaces C/O; (1)14K 21" chain with a pear shape drop pendant set with a large dark pear shape sapphire measuring 14x9.7mm surrounded by 17 small accent diamonds,

Diamond, Yellow Sapphire, Platinum, Gold Brooch, Schlumberger for Tiffany & Co. The brooch features a round-cut yellow sapphire weighing approximately 1.10 carats, enhanced by full-cut diamonds we

Vintage Large Oval Light Yellow Sapphire Diamond Ring Platinum 1950

FINE ART DECO PLATINUM DIAMOND & SAPPHIRE RING, C. 1920, W. 3.6 DWT, SIZE 9 1/2

(Lot of 3) Ruby, sapphire, diamond and platinum, yellow gold horse shoe stickpins Including (1) rose-cut diamond, platinum-topped 18k yellow gold horseshoe stickpin; 1) ruby, old mine-cut diamond and

A Platinum, Yellow Gold, Peridot, Pink Sapphire and Diamond Ring, containing one round mixed cut peridot measuring approximately 7.85 mm in diameter, 14 round brilliant cut pink sapphires measuring ap