A 7.34 carat solitaire diamond ring, the old mine cut

A 4.37 CARAT SOLITAIRE DIAMOND RING in platinum, set with an old cut diamond of 4.37 carats accented on each side by a baguette cut diamond, full British hallmarks, size Q1/2 / 8.5, 6.6g. 

A 2.02 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with an old European brilliant cut diamond of 2.02 carats to a tapering band, British hallmarks, size N / 6.75, 5.1g.

Ladies Platinum and Old Mine-Cut Diamond Ring. The center stone flanked by triangular canary diamonds; housed in a blue leather box. 3.9 g. Approximately 1 carat solitaire: 6.4mm x 6.7mm x 2.6mm Ring

An 18K Yellow Gold and Diamond Ring 4.01 Carat Old Mine-Cut Diamond, GIA Certified A ladies 18K yellow gold and solitaire diamond ring, featuring an old mine brilliant-cut diamond weighing approximate

DESCRIPTION: 14k stamped freeform tapered setting. One modified/modern Old European cut diamond, approximately 1.21 carat. Clarity VS1, Color I. MEASUREMENTS: 5 dwt. Size 7.5. Appraised at $9,000 (app

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.

DESCRIPTION: 14k (stamped) two-tone vintage setting with .16 carat Old European cut / early round brilliant cut diamond (Clarity SI, Color G-H). MEASUREMENTS: 1.6 dwt (2.5 gr). Size 5.5. CONDITION: Li

A SOLITAIRE DIAMOND DRESS RING set with an old cut diamond of 0.25 carats, accented by two single cut diamonds, no assay marks, size L / 5.75, 2.7g.

14K YELLOW GOLD EUROPEAN CUT SOLITAIRE DIAMOND RING 14K yellow gold solitaire diamond ring, set with 1 "Old European" cut diamond weighing approximately 0.64 carat with grades of Clarity: VS-2, Color

Vintage 14k gold diamond solitaire ring, single old European cut diamond measuring approximately 0.50 carats, size 6, unmarked, tests 14k, 2.1 grams/1.4 dwt

A Vintage White Gold and Diamond Solitaire Ring, containing one old mine cut diamond weighing approximately 1.05 carats. 1.60 dwts. Property from the Collection of Stephanie L. Meyer, Milwaukee, Wisco

A SOLITAIRE DIAMOND RING in yellow gold, set with an old cut diamond of approximately 1.06 carats, no assay marks, size R / 8.75, 2.6g.

A SOLITAIRE DIAMOND RING in platinum, set with an old European cut diamond of 3.80 carats accented by two baguette cut diamonds of 0.32 and 0.31 carats, stamped Plat, size N / 6.5, 6.0g.

14k white gold diamond solitaire engagement ring, one round old European cut diamond measuring approximately 0.40 carats, with three small diamonds on either side, size 6.25, stamped 14k, weight 2.7 g

A SOLITAIRE DIAMOND RING in 18ct yellow gold, set with an old cut diamond of 1.13 carats, stamped 18ct, size N.5 / 6.75, 2.8g.

A SOLITAIRE DIAMOND RING in 18ct yellow gold, set with an old cut diamond of approximately 1.43 carats, full British hallmarks for Birmingham 1970, size L / 5.75, 2.4g.

A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond of approximately 0.67 carats, stamped PLAT, size P1/2 / 7.75, 3.2g.

AN ANTIQUE SOLITAIRE DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold, set with an old cut diamond of 0.32 carats, stamped 18c, size N / 6.75, 2.0g.

A platinum and diamond solitaire ring, Tiffany & Co. centering an old European-cut diamond weighing approximately 2.60 carats, accented by old European-cut diamonds, mounted in platinum. Stamped Tiffa

A 9ct yellow gold and old-cut diamond ring set with a solitaire diamond of approximately 0.30 carats, size N 1/2, 1.9 grams.

Lovely Art Deco diamond solitaire ring that features a 5.26-carat Old European cut diamond in a beautiful platinum setting. The diamond is O-P color, VS2 clarity. It is flanked by an old European cut

NO RESERVE - A SOLITAIRE DIAMOND GYPSY RING in 18ct yellow gold, set with an old cut diamond of approximately 0.90 carats, stamped 18CT, size R / 8.5, 7.3g.

A SOLITAIRE DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond of 0.51 carats within a tapering band, stamped 18ct Plat, size K / 5.25, 2.4g.

A SOLITAIRE DIAMOND DRESS RING in 18ct white gold, set with an old cut diamond of 0.43 carats, unmarked, size N / 6.5, 3.5g.