A sapphire and diamond ring, stamped '9ct Plat', t

GIA Certified 3.25 carat Oval Cut Natural Sapphire, .65 Carat TW Two Trilliant Cut Diamond and Platinum Ring. Sapphire with vivid color. Diamonds H-I color, VVS-VS clarity. Stamped Plat. Ring size 5-1

AN UNHEATED YELLOW SAPPHIRE AND DIAMOND RING in platinum, set with a cushion cut yellow sapphire of 9.43 carats accented by old cut diamonds, stamped PLAT, size O / 7, 5.9g. Accompanied by a gemmologi

AN ART DECO PURPLE SAPPHIRE AND DIAMOND RING in platinum, set with a round cut purple sapphire of approximately 5.59 carats, the stepped shoulders set with baguette cut diamonds, stamped PLAT, size P

A YELLOW SAPPHIRE AND DIAMOND RING in platinum, set with an octagonal mixed cut of approximately 4.00 carats, the stepped shoulders set with round brilliant cut diamonds, stamped PLAT, size O / 7, 4.4

METAL: platinum GEMSTONE(S): yellow sapphire approx. 2.75 carats; flanked by two princess cut diamonds RING SIZE: 8-1/4 WEIGHT: 8.00 g. Stamped: PLAT, FRENCHPROPERTY OF AN ILLINOIS LADY

A YELLOW SAPPHIRE AND DIAMOND RING set with an emerald cut yellow sapphire of 3.00 carats, accented by round brilliant cut diamonds totalling 0.60 carats, stamped PLAT, size O / 7, 5.7g.

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 YELLOW SAPPHIRE AND DIAMOND RING set with an oval cut yellow sapphire of 2.00 carats, between two round brilliant cut diamonds totalling 0.4-0.5 carats, stamped PLAT, size O / 7, 4.2g.

A sapphire and diamond three-stone ring claw-set with an oval-cut sapphire and two round brilliant-cut diamonds, the plain band stamped PLAT; with accompanying report by Gemmological Certification Ser

comprising an oval faceted sapphire approx. 1.85ct (7.8x6.6x4.5mm), and 54 round and baguette diamonds approx. 1.40ctw, overall ring head 17x15mm, stamped 'FJG35 Plat', size 5.5, 9.5gms., Opening Bid

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 dress ring. Sapphire calculated weight 0.60ct, based on estimated dimensions of 5.1 by 4.5 by 2.6mms.Estimated total diamond weight 0.65ct.Stamped PLAT.Ring size N. 5.3gms.

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,

NO RESERVE - TWO RINGS comprising a sapphire and diamond cluster ring, stamped 18ct, size M1/2 / 6.5, 2.7g, together with a textured gold band ring, full British hallmarks for 9ct gold, size O / 7.25,

A SAPPHIRE AND DIAMOND CLUSTER RING Circular-cut sapphire Rose-cut diamonds Stamped 18CT & PLAT Size N / 6.5 3.8 grams

A SAPPHIRE AND DIAMOND THREE-STONE RING, Millegrained collet settings, yellow gold shank, Oval sapphire, 2.25 carats, Circular-cut diamonds, approximate total 0.65 carats, Stamped 18CT PLAT, Size O /

Deco Platinum Diamond & Sapphire Ring, two approx 3/4 ct each round mine cut diamonds and center sapphire stone in prong set hexagonal mounting with pierced sides basket. Stamped "JLK Plat". 3 DWT, si

DESCRIPTION: A 18k white gold ring centered by an approx. 6.5ct oval cut Sapphire, further encompassed by .10ct old minor cut diamonds amounting to approx. 1.9ct carats. Stamped along the inner band "

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.

Platinum; Stamped: 10% Irid Plat Centering an oval mixed-cut sapphire gauged at 11.38mm x 8.46mm x 4.98mm weighing approximately 3.85cts. flanked on either side by a pair of triangular-cut, baguette-

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

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

Set with 5 round platinum-set diamonds and sapphires approx. 0.34 carats, in yellow gold, stamped 18K Plat, size 6, 5.2gms.

AN EMERALD AND DIAMOND THREE STONE RING set with a cushion cut emerald between two old cut diamonds, stamped 9ct and PLAT, size P / 7.5, 2.3g.