AN IMPORTANT PARAIBA TOURMALINE AND DIAMOND RING in platinum, set with an oval mixed cut Paraiba

Approx. 8.54 Carat Oval Cut Paraiba Tourmaline, 2.06 Carat TW Sixteen Round Brilliant Cut Diamond and Platinum Ring. Paraiba with vivid greenish blue color. Diamonds E-F color, VS clarity. Stamped Pla

Comprising a ring, set with an oval-shaped Mozambique Paraiba tourmaline weighing 1.42 carats, decorated with circular-cut diamonds weighing 1.02 carats in total; and a pair of earrings, set with four

Stamped RKG, with diamond ring, containing one oval faceted prong set Paraiba Tourmaline, weight approx. 1.65carats, ten round diamonds, total diamond weight approx. .61carats, gross weight approx. 5.

Handmade classic cluster design, set with (1) natural Maine Tourmaline oval shape, actual weight 3.51ct, Color: Paraiba Teal, Clarity: Eye Clean. Surounding is a halo of round brilliant cut diamonds (

A PINK TOURMALINE AND DIAMOND RING in platinum, set with an oval cut pink tourmaline of 2.02 carats, with stylised shoulders set with marquise and round cut diamonds, stamped Pt900, size L1/2 / 6, 6.6

A PINK TOURMALINE AND DIAMOND DRESS RING in platinum, set with an oval-shaped fancy cut pink tourmaline of 13.95 carats, the trefoil shoulders and shank accented with round cut diamonds, no assay mark

A diamond and pink tourmaline cocktail ring, set with a mixed oval-cut tourmaline of approximately 4.0 carats, within stylised floral mount inset with small diamonds, the shaped shank unmarked (tests

Lady's 14k white gold tourmaline and diamond ring consisting of one faceted oval cut green Paraiba tourmaline weighing 4.62CTS, and 44 round brilliant cut diamonds with a total weight of 1.06CTS, grad

View a video of this lot: Click HereCrafted in platinum and 18K gold; set with a 4.00 carat oval mixed-cut Mozambique unheated ruby; flanked by triangular-shaped diamonds, weighing a

A platinum, diamond, and emerald ring, set with a mixed oval-cut emerald of approximately 1.25 carats, within a millegrain border of round brilliant-cut diamonds and two baguette-cut diamonds, total d

Platinum ladies purple sapphire and diamond ring having 1.66 ct oval mixed cut natural purple sapphire center stone with GIA laboratory, report #2205819868; set of 12 bezel set round brilliant cut dia

Paraiba-Type Tourmaline, Diamond, White Gold Ring Stones: Oval-shaped Paraiba-type tourmaline weighing approximately 8.85 carats; full-cut diamonds weighing a total of ap

Comprising a ring, set with a cushion-shaped Brazilian Paraiba tourmaline weighing 2.58 carats, decorated with pear and circular-cut diamonds, detachable as single hoop; and a pair of earrings en suit

AN 18K WHITE GOLD, PARAIBA-TYPE TOURMALINE AND DIAMOND RING Featuring an oval Paraiba-type tourmaline weighing approximately 2.60 carats, accented with round diamonds set across the gallery, size 6 1

Set with an oval-shaped paraiba, weighing 11.61 carats, within an rose-cut diamonds and oval-shaped pink sapphires surround, accented with circular-cut diamonds, pink sapphires weighing 2.15 carats in

14 kt. White Gold, Tanzanite and Diamond Ring, center prong-set oval mixed-cut tanzanite, wt. 6.34 cts., 14.00 x 10.00 x 6.63 mm; double bezel with 38 prong set round brilliant cut diamonds, total wt.

14 kt. White Gold, Pink Sapphire and Diamond Ring, center bezel set oval mixed cut sapphire, wt. approx. 1.97 cts.; ornate bezel with 34 round brilliant cut diamonds, total wt. approx. 0.22 ct.; size

18 kt. White Gold, Aquamarine, Sapphire and Diamond Ring, center prong-set oval mixed-cut aquamarine, wt. approx. 1.29 cts.; inner bezel mounted with 17 tapered cut sapphires, total wt. approx. 1.17 c

14 kt. White Gold, Sapphire and Diamond Ring, center prong-set oval mixed-cut natural blue sapphire, wt. approx. 1.55 cts.; bezel with 26 prong set round brilliant cut diamonds, total wt. approx. 0.60

Ladies 14kt white gold, emerald and diamond ring: (1) prong set oval mixed cut natural emerald, approx 1.54ct, clarity: heavily included, type III, medium dark, moderately strong, very slightly bluish

A SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut sapphire of 5.75 carats, in a border of round brilliant and baguette cut diamonds totalling 1.96 carats, stamped Pt900, size M / 6, 14.0g.

NO RESERVE - A FINE HELIODOR AND DIAMOND RING in platinum, set with an oval cut heliodor (golden beryl) of 10.08 carats between two clusters of round and baguette cut diamonds, stamped Pt850, size M /

A SAPPHIRE AND DIAMOND RING in platinum, set with an oval cut sapphire accented by step cut sapphires and single cut diamonds, stamped PLAT, size N / 7, 6.5g.

A RUBY AND DIAMOND RING in platinum, set with an oval cut ruby of 0.77 carats, accented by French cut rubies within an openwork border set with single cut diamonds, with further diamonds set to the ta