A VINTAGE RUBY AND DIAMOND RING, 1950S in platinum, of circular bombe design, set with round cut

NO RESERVE - A VINTAGE RUBY AND DIAMOND RING in 18ct yellow gold and platinum, set with a round cut ruby in a cluster of old cut diamonds, stamped 18CT & PLAT, size Q / 8.25, 2.3g. 

Diamond, gold, and platinum ring Of bombe design, pave-set with round brilliant-cut diamonds 18k yellow gold and platinum Signed with maker's mark for Heintz Bros. Inc. Ring size 6.25; Gross weight 11

BUCCELLATLI, A VINTAGE DIAMOND BOMBE DRESS RING in 18ct yellow gold and white gold, the tapering band of openwork design, set with round brilliant cut diamonds within star shaped pierced motifs, signe

RUBY AND DIAMOND RING AND EARRING SUITE Of bombé design set with circular-cut rubies and brilliant-cut diamonds, the earrings of matching design, ring size approx. M½, earrings 1.7cm (2)

RUBY AND DIAMOND DRESS RING, CIRCA 1960 Of bombé design, set with circular-cut rubies and single-cut diamonds, ring size approx. I Footnotes: Purchased from Garrard & Co. in London during the 196

Ladies vintage platinum diamond and sapphire ring featuring an art deco style design, accented with prong set round single and European cut diamonds weighing approx. 0.56ct.. Accented with trillion cu

Exquisite ladies vintage estate ring crafted of platinum featuring a center large cabochon cut plum sapphire with halo design set with baguette and round cut genuine diamonds. Marked "10% IRID PLAT".

A filigree platinum antique band set with three old mine cut round dilamonds totaling approx. 1 ct.

This vintage fancy floral ring is crafted from 18k yellow gold with white gold accent featuring a high opens style floral design bridge with double set round cut diamonds in white gold prongs. On top

VINTAGE RUBY AND DIAMOND CROSS RING in 18ct yellow gold, the band set with step cut rubies in cross design within a square border of round cut diamonds, French marks, size Q / 8, 13.9g.

GEM-SET AND DIAMOND DRESS RING Of bombé design, set with brilliant-cut diamonds and circular-cut sapphires, rubies and emeralds, ring size approx. Q For further information on this lot please vis

This vintage ring is crafted from platinum featuring a rectangle shape top with cut out design set with a total of 8 round cut diamonds and fine bead work between the diamonds. The large two diamonds

FIVE GEM-SET RINGS 1st: The ring composed of five bands set with circular-cut emeralds and brilliant-cut diamonds, 2nd: Of bombé design set with seed pearls and circular-cut rubies, 3rd: Set with

This lovely vintage ring is crafted from14k yellow gold featuring a floral top set with round cut Old Mine Cut diamonds, all with a total weight of 1 carat! The flower has a fancy open design with the

NO RESERVE - A RUBY AND DIAMOND RING in platinum, set with a row of alternating round cut rubies and round brilliant cut diamonds, the diamonds all totalling 0.7-0.8 carats, stamped Pt900, size M1/2 /

A VINTAGE RUBY AND DIAMOND GYPSY RING in 14ct yellow gold, set with three round cut rubies and two round cut diamonds, stamped 585, size O1/2 / 7.25, 6.2g.

A VINTAGE DIAMOND BOMBE RING in 18ct yellow gold, set with round cut diamonds within a scrolling floral motif, the diamonds all totalling 0.30 carats, stamped 18K, size N / 6.5, 3.4g.

AN UNHEATED RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with a round cut ruby of 1.14 carats, in a cluster of round cut diamonds, stamped PLAT 18CT, size O / 7.25, 4.1g. With a

AN EMERALD AND DIAMOND RING in bombe design, set with a central heart shaped cabochon emerald within a border of round brilliant cut diamonds, stamped 18K, size M / 6, 3.7g.

A VINTAGE THREE STONE RUBY AND DIAMOND RING in 18ct yellow gold, set with a round cut ruby of approximately 0.97 carats between two round brilliant cut diamonds both totalling 0.9-1.0 carat, full Brit

A RUBY AND DIAMOND RING, ITALY Designed as a bombé ring, one side set with round brilliant-cut diamonds, the opposite side set with round mixed-cut rubies; approximate total diamond weight: 2.00

Ladies vintage platinum diamond ring featuring two prong set round European cut diamonds and accented with additional round single cut diamonds. Total diamond weight approx. 1.00ct. Detailed with an e

AN UNHEATED RUBY AND DIAMOND RING in platinum, set with a cushion cut ruby of 2.54 carats accented by round brilliant and baguette cut diamonds, with further round brilliant cut diamonds to the band,

CARTIER, A STAR RUBY AND DIAMOND RING in platinum, set with a cabochon star ruby of approximately 76.03 carats in a border of round brilliant cut diamonds, signed Cartier and numbered, stamped Pt, siz