A VINTAGE DIAMOND THREE STONE RING in yellow gold, set with a circular rose cut diamond between two

A VINTAGE DIAMOND THREE STONE RING in yellow gold, set with a circular rose cut diamond between two pear shaped rose cut diamonds, no assay marks, size O / 7.25, 2.4g.

A SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold, set with a cushion cut blue sapphire of 3.02 carats, between two old cut diamonds, accented by rose cut diamonds, the diamonds all totalling 1.7

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

Two mid 20th century 18ct gold diamond and gem-set rings. To include a circular-shape sapphire and single-cut diamond cluster ring, together with a graduated rose-cut diamond three-stone crossover rin

AN DIAMOND THREE STONE DRESS RING in yellow gold set with a trio of rose cut diamonds within a border of further rose cut diamonds, stamped 750, size N / 6.75, 5.0g.

AN ANTIQUE THREE STONE DIAMOND RING, 19TH CENTURY in yellow gold and silver, set with three rose cut diamonds on a stylised gold band, no assay marks, size L1/2 / 6, 2.5g.

A VINTAGE RUBY AND DIAMOND FIVE STONE RING in 18ct yellow gold, set with five oval cut rubies totalling 1.5-1.6 carats, accented by rose cut diamonds, leading to stylised shoulders, stamped 18CT, size

AN OPAL AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an opal cabochon between two old cut diamonds, stamped 18, size G / 3, 2.3g.

AN OPAL AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an oval cabochon opal between two round brilliant cut diamonds, stamped 750, size K1/2 / 5.5, 4.7g.

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold, set with a marquise cut sapphire between two marquise cut diamonds, full British hallmarks, size L / 5.75, 3.6g. 

NO RESERVE - A PINK SAPPHIRE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with an oval cut pink sapphire of 1.01 carats, between two round brilliant cut diamonds, stamped PLAT, size P

AN EMERALD AND DIAMOND THREE STONE RING in 18ct yellow gold, set with a cushion cut emerald between two round brilliant cut diamonds, British hallmarks, size J / 4.5, 2.9g.

AN AQUAMARINE AND DIAMOND THREE STONE RING in 9ct yellow gold, set with an oval cut aquamarine between two round brilliant cut diamonds, British hallmarks, size L / 5.5, 2.0g.

AN EMERALD AND DIAMOND THREE STONE RING in 9ct yellow gold, set with an oval cut emerald between two round brilliant cut diamonds, British hallmarks, size M / 6, 2.4g.

AN EMERALD AND DIAMOND THREE STONE RING in 18ct yellow gold, set with an octagonal step cut emerald of approximately 1.46 carats, between two round cut diamonds, British hallmarks, size N / 6.5, 4.8g.

AN AQUAMARINE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with a cushion cut aquamarine between two round brilliant cut diamonds, obscured British hallmarks, size N / 6.5, 2.7g.

A RUBY AND DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with an oval cut ruby of 1.28 carats between two old cut diamonds, the diamonds both totalling approximately 0.50 carats, stam

A SAPPHIRE AND DIAMOND THREE STONE RING in 18ct yellow gold and platinum, set with a square step cut blue sapphire between two round cut diamonds, stamped Plat 18ct, size N / 6.5, 2.1g.

Ruby diamond three stone ring; yellow gold ring prong set with two early old mine cut 4.2mm round diamonds (.60ctTW) and one red synthetic 4.5mm ruby center; 1.9dwt; stamped:14k

One lady's three-stone diamond ring made of 18k yellow gold. Piece is set with a center cut cornered rectangular modified brilliant cut canary diamond and two trillion cut side diamonds. Center stone

A THREE STONE RUBY AND DIAMOND RING in 18ct yellow gold, set with a round cut ruby of approximately 1.35 carats accented by two round brilliant cut diamonds totalling approximately 1.04 carats, stampe

A 14k and 18k yellow and white gold ring set with a central round brilliant cut diamond, approximately 0.45ct, flanked by two round brilliant cut diamonds, marked 14K & 18k, size 61/4.

A VINTAGE DIAMOND BAND RING in 22ct yellow gold, the gold band with three star motifs set with rose cut diamonds, full British hallmarks for Birmingham 1939, size N1/2 / 7, 4.7g. 

A SET OF TWO THREE STONE RINGS one in 18ct yellow gold and platinum, set with a square step cut ruby accented by two single cut diamonds, stamped 18ct & PT, size O1/2 / 7.5, 2.2g, one in 9ct yello