A DIAMOND AND ONYX DRESS RING set with an old European cut diamond of 4.46 carats in a calibre cut

A DIAMOND AND ONYX DRESS RING set with an old European cut diamond of 4.46 carats in a calibre cut onyx border, further accented by a border of old cut diamonds, no assay marks, size R / 8, 6.1g.

A DIAMOND AND EMERALD DRESS RING the circular face set with an old European cut diamond within a border of single cut diamonds and calibre cut emeralds, accented by further calibre cut emeralds, marke

A DIAMOND DRESS RING set with an old European cut diamond between two round brilliant cut diamonds, the diamonds all totalling 1.4-1.6 carats, no assay marks, size N / 6.5, 3.7g.

AN ART DECO DIAMOND AND SAPPHIRE DRESS RING in yellow gold and platinum, of target design, set with a cluster of old European cut diamonds, within a border of calibre cut blue sapphires, with further

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

AN ART DECO DIAMOND RING set with an old European cut diamond of 1.03 carats, on a tapering openwork band set with single cut diamonds, the diamonds all totalling 1.6-1.8 carats, no assay marks, size

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.

A BELLE EPOQUE PEARL AND DIAMOND DRESS RING The central row set with five seed pearls between old European-cut diamond borders within millegrain setting and pierced scrolling gallery, mounted in 18K g

AN ART DECO DIAMOND DRESS RING in platinum, set with an old cut diamond of 2.20 carats, between pairs of old cut diamonds, French assay marks for platinum, size L / 5.5, 5.8g.

A DIAMOND AND ENAMEL DRESS RING set with an old cut diamond of 0.27 carats, accented by geometric black enamel designs, no assay marks, size N / 6.5, 6.0g.

A DIAMOND AND SAPPHIRE DRESS RING the pierced face set with a principal old cut diamond, accented by calibre cut blue sapphires and single cut diamonds, no assay marks, size M / 6.25, 5.1g.

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. 

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.

A SAPPHIRE AND DIAMOND TARGET RING set with an old cushion cut diamond of 0.55 carats, in a border of calibre cut sapphires, the shoulders accented with single cut diamonds, no assay marks, size N / 6

NO RESERVE - AN ART DECO DIAMOND AND RUBY DRESS RING in 18ct yellow gold, the hexagonal face set with old European brilliant cut diamonds, within a border of step cut rubies, stamped 18, size Q / 8, 2

A SAPPHIRE AND DIAMOND RING in Art Deco style, set with an old European cut diamond of 1.00 carat in an openwork circular border set with round cut diamonds and French cut sapphires, no assay marks, s

A RUBY AND DIAMOND TARGET RING set with a principal old cut diamond of 0.40 carats in a concentric border of calibre cut rubies and single cut diamonds, no assay marks, size N / 6.5, 5.5g.

14K yellow gold ring, set with 1 round brilliant cut diamond, approximate weight 0.67 carats, and platinum and diamond ring, set with 1 Old European cut round diamond, weight 0.34 carats, approximate

18k White Gold 1ct Diamond Ring. Set with a 1 carat diamond, old European cut, VS1 clarity, H-I color. Size: 6.25. 3.02gr / 0.097oz.

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

A DIAMOND CLUSTER RING in 18ct white gold, set with an old European cut diamond of 1.00 carats, in a border of single cut diamonds, stamped 750, size Q / 8, 3.2g.

A DIAMOND CLUSTER DRESS RING in 18ct gold, set with a principal old cut diamond of 0.54 carats within a scalloped border of further old cut diamonds, the diamonds all totalling 0.9-1.0 carats, stamped

DIAMOND AND SAPPHIRE RING Containing one old European cut diamond weighing 1.08 carats, two single cut diamonds and four calibre cut sapphires. Mounted in platinum. Ring size 5 1/4. Gross weight: 2.45

A ladies Art Deco platinum and diamond dome ring, having a central bezel set old European cut diamond (approximately 1.13 carats total weight, color I-J, clarity Si2) with two small bead set old Europ