A sapphire and diamond dress ring. Sapphire calculated

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 pavé-set diamond dress ring.Sapphire calculated weight 1.55cts, based on estimated dimensions of 8 by 6.1 by 3.8mms. Estimated total diamond weight 1.50cts, G-H colour, VS2-SI1 clari

A SAPPHIRE AND DIAMOND DRESS RING, the oval-shaped sapphire within a brilliant-cut diamond surround and similarly-cut diamond shoulders, mounted in 14K gold, ring size J½

A sapphire and brilliant-cut diamond cluster ring.Sapphire calculated weight 1.58cts, based on estimated dimensions of 7.8 by 5.9 by 4.1mms.Estimated total diamond weight 0.50ct, H-J colour, SI1-P1 cl

A sapphire and diamond dress ring. The oval sapphire cabochon, to the single-cut diamond bark effect shoulders and similarly designed tapered band. Estimated total diamond weight 0.15ct. Weight 9.9gms

ANTONIAZZI CHIAPPE (attributed to) - a sapphire and diamond dress ring. The circular sapphire cabochon, with graduated baguette-cut diamond line sides, to the bi-colour tapered band. Indistinctly sign

A 14ct white gold blue Sapphire diamond dress ring. Features four marquises and twenty-six round cut Sapphires at 1.45ct in total carat weight with eye clean clarity. Set along with twenty-six round b

A sapphire and diamond dress ring. The oval sapphire cabochon collet, to the single-cut diamond asymmetric leaf sides. Estimated total diamond weight 0.70ct. Weight 7.6gms.

A SAPPHIRE AND DIAMOND DRESS RING The central cushion-shaped sapphire weighing 5.59cts within a four-claw setting and between half-moon-shaped diamond shoulders, mounted in 18K gold, diamonds approxim

A SAPPHIRE AND DIAMOND DRESS RING, the central oval-shaped sapphire weighing approx. 15.00cts within a rose-cut diamond surround, mounted in gold, ring size P

A yellow sapphire and old-cut diamond cluster ring. Sapphire calculated weight 20.06cts, based on estimated dimension of 17.35 by 13.5 by 10.2mms.Estimated total diamond weight 1.50cts, G-H colour, pr

A sapphire and diamond dress ring. The rectangular-shape sapphire collet, within a single-cut diamond surround, to the plain band. Estimated total diamond weight 0.50ct. Weight 6.9gms.

An 18ct gold sapphire and diamond dress ring. The oval-shape sapphire, within a pave-set old-cut diamond surround, to the bifurcated shoulders. Estimated total diamond weight 1.50cts. Hallmarks for Bi

A sapphire and diamond dress ring. The kite-shape sapphire, with brilliant-cut diamond scalloped surround, and baguette-cut diamond shoulders. Estimated total diamond weight 0.70ct. Ring size M. Weigh

TIFFANY & CO. - a platinum sapphire and diamond dress ring. The circular-shape sapphire, with marquise-shape and brilliant-cut diamond stylised petal sides. Signed Tiffany & Co. Estimated total diamon

A sapphire and diamond dress ring. The calibre-cut sapphire marquise-shape panel, within brilliant-cut diamond scalloped surround. One sapphire deficient. Estimated total diamond weight 0.40ct. Ring s

A sapphire and diamond dress ring. The circular-shape sapphire collets, within a single-cut diamond figure eight surround, with similarly-cut diamond accent sides and bifurcated shoulders. Estimated t

A star sapphire and diamond dress ring. The oval star sapphire cabochon, to the tapered baguette-cut diamond sides and slightly tapered band. Weight 3gms.

A 1970s 18ct gold sapphire and single-cut diamond cluster ring. Sapphire calculated weight 0.95ct, based on estimated dimensions of 7.2 by 5.2 by 3mms.Estimated total diamond weight 0.35ct.Hallmarks f

A sapphire and diamond dress ring. The oval-shape sapphire line, within a single-cut diamond surround. Estimated total diamond weight 0.75ct. Ring size Q. Weight 5.8gms.

A sapphire and diamond dress ring, the circular shaped sapphire claw set between clusters of eight cut diamonds, finger size M

An Edwardian 18ct gold sapphire and diamond dress ring. The cushion-shape sapphire, with old-cut diamond trefoil sides and tapered shoulders. Estimated dimensions of sapphire 6.1 by 5.4 by 3.1mms. Est

An 18ct gold sapphire and diamond dress ring. The oval-shape sapphire duo, with brilliant-cut diamond accents and crossover band. Import marks for Birmingham, 1977. Ring size H. Weight 3.9gms.

A 9ct gold sapphire and diamond dress ring. The oval-shape sapphire collet, within an illusion-set diamond surround, to the square-shape sapphire and illusion-set diamond border. Hallmarks for Birming