AN 18CT YELLOW GOLD SAPPHIRE AND DIAMOND RING, the

A LADIES 18CT YELLOW GOLD SAPPHIRE AND DIAMOND RING with marquise cut sapphire and diamond encrusted shoulders, total weight 4g, ring size I/J (Sapphire measures 10mm high)

AN 18CT YELLOW GOLD EDWARDIAN SAPPHIRE AND DIAMOND RING.

A late 19th / early 20th century 18ct yellow gold, diamond, and sapphire ring, the mount set with graduted sapphires and diamonds, size R, 4.2 grams.

AN ANTIQUE CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 18ct yellow gold, the navette shaped face set with a cushion cut blue sapphire of 1.18 carats, within a surround of old European brilliant cut di

A VINTAGE TURQUOISE, SAPPHIRE AND DIAMOND RING, BEN ROSENFELD 1972 in 18ct yellow gold, set with an oval turquoise cabochon of 7.35 carats, encircled by a border of round cut diamonds totalling 2.0-2.

A VINTAGE SAPPHIRE AND DIAMOND RING, KUTCHINSKY 1966 in 18ct yellow gold, designed as a floral cluster of round cut diamonds within borders of round cut sapphires, signed Kutchinsky, full British hall

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, the navette face set with an oval cut sapphire of 2.20 carats in a border of round cut diamonds, the diamonds all totalling 0.5-0.7 carats, British hal

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold and silver, set with three oval cut sapphires in an open border set with single cut diamonds, stamped 750, size P / 7.75, 6.8g.

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold and platinum, the circular face set with pattern of step cut sapphires and round cut diamonds, further diamonds accenting the band, stamped 18ct PLAT, s

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold and platinum, the circular face set with step cut sapphires and round cut diamonds, further diamonds accenting the band, stamped 18ct PLAT, size N / 7,

ANTIQUE SAPPHIRE AND DIAMOND RING, 1916 mounted in 18ct yellow gold, set with a trio of step cut and cushion cut blue sapphires, accented by trios of circular cut diamonds, size O / 7, full British ha

AN ANTIQUE VICTORIAN SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with set with alternating round cut sapphires and old cut diamonds, British hallmarks for 18ct gold, size M / 6, 3.7g.

AN ANTIQUE EDWARDIAN SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three oval cut sapphires and four old cut diamonds, full British hallmarks for Birmingham 1904, size P / 7.75, 3.2g.

NO RESERVE - AN ANTIQUE EDWARDIAN SAPPHIRE AND DIAMOND RING, 1909 in 18ct yellow gold, set with a trio of round cut blue sapphires, the central sapphire within a border of rose cut diamonds, full Brit

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three round and cushion cut sapphires, punctuated by pairs of rose cut diamonds, maker's mark 'E&S', full British hallmarks for 18ct

NO RESERVE - AN ANTIQUE EDWARDIAN SAPPHIRE AND DIAMOND RING, 1908 in 18ct yellow gold, set with three cushion cut sapphires punctuated by pairs of round cut diamonds, full British hallmarks for Cheste

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cabochon sapphire in a border of round and single cut diamonds, British hallmarks, size R / 8.5, 5.4g.

NO RESERVE - AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a row of alternating round cut sapphire and rose cut diamonds, full British hallmarks for 1902, size N1/2 / 7, 2.5g.&nbs

AN ANTIQUE SAPPHIRE AND DIAMOND RING 1911 in 18ct yellow gold, set with a trio of cushion cut blue sapphires, accented by two old cut diamonds, full British hallmarks for Birmingham 1911, size M / 6,

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and platinum, set with a cushion cut blue sapphire of 0.93 carats, within a border of old cut diamonds, stamped Pt 18ct, size M / 6, 3.1

A GREEN SAPPHIRE AND DIAMOND DRESS RING, CIRCA 1940 in 18ct yellow gold, in abstract design, set with an emerald cut green sapphire and four round cut diamonds, stamped 18K, size O / 7, 7.3g.

AN ANTIQUE STAR SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and silver, set with a round cabochon star sapphire of 9.63 carats within a border of round cut diamonds, unmarked, size N / 6.5, 9.

A SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, set with a trio of cushion and round cut blue sapphires within borders of old cut diamonds, stamped 18ct, size L / 5.75, 3.7g.

A RUBY, SAPPHIRE AND DIAMOND SWEETHEART RING in 18ct yellow gold, designed as two interlocking hearts, set with a cushion cut ruby and sapphire, within borders of rose cut diamonds, surmounted by a di