A sapphire and diamond halo ring in 18ct gold, centred with an oval-cut sapphire with bright blue

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

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

A SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold and platinum, set with an oval cut sapphire, in a halo of old mine cut diamonds, to stylised shoulders, stamped with maker's mark and 18CT & PLA

18K white gold filigree setting with three in-line oval cut blue sapphires, approx. 6mm x 5.5mm and (2)5.5mm x 5mm, surrounded by 20 single cut diamond accents, ring size 7, 3.3 dwt

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

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2

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

Traditional 14kt gold sapphire & diamond halo ring. The ring features one (1), four prong set, oval faceted blue sapphire set in the center surrounded by a halo of pave set, round brilliant cut diamon

Stamped 14K white gold, sapphire and diamond floral ring. Center deep blue oval cut sapphire weighs approximately 0.40 cts. Diamond halo of round cut diamonds weighs approximately 0.05 ct total diamon

Sapphire, diamond, and 14k yellow gold halo cocktail ring, centering a 9 x 6.6mm oval blue sapphire framed by three rows of baguette and round brilliant cut white diamonds, all on a 14k yellow gold ba

Gold Over Sterling Ring With Diamonds & A Sapphire Center Stone In A Hinged Box Size (5.75) tapered shank ring with an oval cut blue sapphire center stone (8mm x 5.6mm) surrounded by a halo of diamond

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

Ladies 14kt white gold sapphire and diamond cocktail ring featuring an oval cut blue sapphire weighing approx. 2.93ct, surrounded by a halo of prong set round brilliant cut diamonds weighing approx. 1

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

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 ring featuring princess cut diamond in the center with diamonds set in halo and down three sides of shank, approx. total diamond weight of 1.00 ctw with two square cut bright blue sapph

14 kt. White Gold, Blue Sapphire and Diamond Ring , center prong set oval cut sapphire, wt. approx. 9.52 cts.; double halo bezel with numerous round brilliant cut diamonds, total wt. approx. 0.95 ct.,

14kt Yellow Gold Diamond & Gemstone Ring Size six reverse tapered shank ring with polished finish, featuring an oval cut synthetic blue sapphire center stone (3.10ct tgw) surrounded by a halo of twent

Ladies 18kt white gold sapphire and diamond ring featuring prong set rectangular step cut blue sapphire and prong set oval cut pink sapphire weighing approx. 2.56ct., Each surrounded by halos of prong

18K gold luxury inlaid with4.2CT Sri Lankan natural royal blue sapphire and 2.37CT diamond, bright color, clean-crystal, good clarity. Shape: Oval. Cut: Excellent. Internationally certified natural Sa

An 18ct gold aquamarine and sapphire bracelet. Designed as a series of graduated oval-shape aquamarines, each within a brilliant-cut diamond halo, with vari-shape pink and blue sapphire foliate link s