An old-cut diamond solitaire ring, flush-set with an old-cut diamond of 3.9 x 3.9 x 2.5 mm, with an

Tri-stone ring centered by a flush set old mine cut diamond measuring 4 mm. x 3.95 mm. x 3.10 mm. with color and clarity grades of G/SI1, weighing .23 ct. Flanked by a flush set sapphire measuring 3 m

14KT YELLOW GOLD PANSY BROOCH/PENDANTSet with one approx. 0.25 ct. old mine-cut diamond. Overall 36.0 x 39.0mm. Marked with a patent date of Nov. ‘79.Approx. 7.62 total dwt.

14 kt. White Gold, Yellow Sapphire and Diamond Ring , center prong set octagonal step cut yellow sapphire, wt. 1.39 cts., 6.35 x 4.97 x 4.25 mm; double halo and support with 66 square and round brilli

Art Deco Platinum, Diamond, and Emerald and Synthetic Emerald Brooch, Katz & Ogushdesigned in a stylized ribbon motif centering on a bezel set old European cut diamond (5.25 x 5.25 x 2.88 mm) weighing

GEORGIAN DIAMOND SOLITAIRE RING,Old cut diamond of approx. 7.2 x 6 mm.Size M.1.9 grams.

Antique Platinum and Diamond Ring, Tiffany & Co.centering on a bezel set old European cut diamond (5.5 x 5.5 x 3.45 mm) weighing approximately .64 carat (I-J color, VS2 clarity) and with old European

Edwardian 14K yellow gold and platinum old European-cut diamond solitaire ring, stamped: "14K." Diamond approx: 0.25 ct tw, color: L, clarity: I1. Ring measures 0.875" L x 0.25" W. Gold and platinum t

White Gold and Diamond Ringcentering on a radiant cut diamond (5.6 x 4.39 x 3.38 mm) weighing approximately .70 carat (I color, SI2 clarity) and with a radiant cut diamond set to each side weighing ap

one ring set with one Old European cut diamond [Fancy Light Brown/I-1], weighs approximately 1.29 carats, measuring 6.82 – 6.88 x 4.10 mm., enhanced with 42 full-cut round diamonds [H-I/VS], to

solitaire, six-prong ring containing one old European cut natural diamond weighing approximately 0.95 carat. Weight: 1.7 grams Ring Size: 7.5 Diamond characteristics: measuring 6.4 x 6.1 x 3.6 mm, G-H

Platinum and Diamond Wedding Setto include: a ring centered on an old European cut diamond (4.5 x 5.1 x 3.36 mm) weighing approximately .50 carat (I color, SI2 clarity), with single cut diamond accent

UNHEATED COLOR-SHIFT CEYLON SAPPHIRE AND DIAMOND RING Containing one cushion modified mixed cut Ceylon sapphire measuring approximately 9.96 x 9.25 x 7.55 mm and 12 old European cut diamonds weighing

ANTIQUE, RUBY AND DIAMOND RING Containing one oval mixed cut ruby measuring approximately 4.70 x 4.25 x 1.95 mm and 10 old mine cut diamonds weighing approximately 0.30 carat total. Mounted in yellow

Antique Diamond Ring centering on an old European cut diamond (5.98 x 5.89 x 3.9 mm) weighing approximately .91 carat (G color, VS2 clarity) prong set with a halo of single cut round diamonds and with

Tiffany style setting, marked Platinum. Set with approximately 1.06 carat (by formula) Old European cut diamond. Diamond measurements 6.5mm x 6.5mm x 4.1mm. Clarity SI1, Color J-K. 4.4 grams. Size 6.

(1) 18K white gold with a filigree top. Set with (1) old mine cut diamond (3.6 mm x 2.2 mm, .18 ct., VS1 clarity, G color). Total weight 3.5 grams.

Antique Sapphire, diamond, and pink gold ring Set with an oval-cut sapphire measuring approx. 7.40 x 6.70 x 3.80 mm, surrounded by old mine-cut diamonds; 1890s Pink gold Ring size 6.50; Gross weight 2

Diamond, Platinum, White Gold Ring The ring features a round brilliant-cut diamond measuri

bezel set with one old European cut diamond [I-K/VS-1], approximately 1.27 carats, measuring 6.80 – 7.00 x 4.31 mm.; size 5-¼, weighs 9.3 grams

Platinum and Diamond Ringcentered on an old European cut diamond (7.75 - 7.93 x 4.33 mm) weighing 1.70 carats (actual) (M color, SI2 clarity); the platinum mount set to each side with a single cut rou

Antique Approx. 48.39 Carat Oval Domed Cabochon Star Sapphire, .70 Carat TW Old European Cut Diamond and 14 Karat White Gold Ring. Sapphire measures 24 x 13.5mm. Diamonds H-J color, VS1-SI2 clarity. R

Platinum, Gold, and Gem-Set Bow Tie Motif Ringcentered on an oval cabochon sapphire (7.0 x 5.0 mm), and set with old European, old mine, and rose cut diamond accents, with milgrain detailing to mount,

AN ART DECO PLATINUM, EMERALD, AND DIAMOND BROOCH Centering an emerald-cut emerald measuring approximately 9.25 x 5.90 x 2.80 mm, and set with old European, old mine, single, and baguette-cut diamonds

An Old European Cut approximately 1.97ct (7.6 - 7.5 x 4.9 mm) central diamond, i-k color, i2-i3, set in an 18k yellow gold ring; size 7-1/4, 12.4g Provenance: From the estate of Joan E. Black, Bronxvi