A sapphire and diamond trilogy ring in 18ct gold, centred with an oval-cut sapphire of dark blue

Fabulous Modern 18ct white gold textured shank sapphire and diamond dress ring, set with 2 oval cut dark blue sapphires total weight of sapphires 2.22ct, and 20 round brilliant cut diamonds, total wei

14kt Yellow Gold Diamond & Sapphire Ring Size 6, tapered shank ring containing a (4.18ct) oval cut sapphire center stone - dark blue with heavy inclusions, accented with 20 diamond rounds and 15 diamo

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an oval cut blue sapphire of 1.36 carats within a border of round cut diamonds, with further diamonds set to the shoulder

A SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, the oval face set with four marquise cut blue sapphires accented by single cut diamonds, full British hallmarks, size J / 4.5, 4.8g. Guaranteed U

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut blue sapphire within a border of single cut diamonds, maker's mark SH&Co, st

Men's 18kt yellow gold sapphire and diamond ring featuring a bezel set oval cut dark blue sapphire weighing approx. 0.80ct.. Accented with a banded design and prong set round brilliant cut diamonds we

Ladies 14kt white gold sapphire and diamond ring featuring a prong set oval cut dark blue sapphire surrounded by a halo of prong set round brilliant cut diamonds and outer halo of round dark blue sapp

Estate 14kt yellow gold ring, set with (eleven) oval cabochon-cut dark blue sapphires, measuring approx 3.5 x 2.0 mm, approx 2.0cttw, framed by (four) full-cut diamonds, ranging in size from approx 2.

Center oval cut dark untreated blue sapphire (4.5 ct.) flanked by 12 small GH diamonds (2 rows of 3 diamonds to each side). Yellow gold band stamped 750. 8 total grams weight approx. Size 7 approx.

This is a (stamped and electronically tested) 14 karat yellow gold genuine sapphire and natural diamond ring. The approximate 1 carat oval-cut, dark blue, brilliant sapphire is prong set in a halo of

This is a 14 karat yellow gold genuine sapphire and natural diamond ring.  The approximate 1 carat oval-cut, dark blue, brilliant sapphire is prong set in a halo of approximately .25 carats of ro

14k white gold and sapphire ring with diamond accented shoulders. The oval cut sapphire measures approximately 8.75ct and is of a deep, translucent dark blue color. Center stone is flanked by 16 tiny

A platinum and 18ct gold sapphire and diamond cluster ring. The oval-shape greenish blue sapphire, with single-cut diamond surround and tapered sides. Estimated total diamond weight 0.20ct. Hallmarks

Ladies 14kt white gold sapphire and diamond ring featuring a prong set oval cut dark, very slightly grayish, blue sapphire weighing approx. 3.09ct.. Surrounded by a halo of prong set round brilliant c

SAPPHIRE (2.20 CT.) & DIAMOND 14KT YELLOW GOLD RING :Set with: 1 oval very dark blue sapphire, 2.20 sapphire. 12 round full cut diamonds, 0.24 carats. Size 6.5. Total weight 3.3 grams. From the estate

A SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, the oval cut sapphire within a marquise shaped surround of round cut diamonds totalling 0.65 carats, British import marks, size O / 7.25, 3.2g.

A FRENCH SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cut sapphire of approximately 3.57 carats accented by old cut diamonds, French assay marks, size J1/2 / 5, 10.6g. 

A SAPPHIRE AND DIAMOND RING in 18ct white gold, set with an oval cut sapphire of 3.13 carats in a double border of round brilliant cut diamonds, the diamonds all totalling 1.0-1.1 carats, stamped 18K,

AN ANTIQUE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with three oval cut sapphires accented by pairs of old cut diamonds, D&F maker's mark, marked indistinctly, size K1/2 / 5.5, 3.6g

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.

Two gem set rings, a Tahitian pearl necklace and a bracelet. Featuring A sapphire and diamond dress ring, centred with an oval-cut sapphire of purplish-blue, with diamond-embellished shoulders to a D-

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct white gold, set with an oval cut sapphire of approximately 4.11 carats in a cluster of round brilliant cut diamonds all totalling 1.4-1.6 carats, stamped 18

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut sapphire of 1.53 carats in a cluster of old cut diamonds, each shoulder set with a further old cut diamond, the diamonds a

AN ANTIQUE SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold, set with an oval cut sapphire of approximately 1.70 carats in a border of round brilliant, old and single cut diamonds, the stepped shou