A COLOMBIAN EMERALD AND DIAMOND CLUSTER RING in 18ct

A COLOMBIAN EMERALD AND DIAMOND CLUSTER RING set with a fancy cut emerald of 9.52 carats in a cluster of round brilliant cut diamonds, the diamonds all totalling 1.5-2.0 carats, no assay marks, sizing

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a cushion cut emerald of 3.65 carats in a cluster of old cut diamonds totalling 1.8-2.0 carats, stamped 18ct, size O / 7, 7.4g.

A COLOMBIAN EMERALD AND DIAMOND RING in 18ct white gold, set with an octagonal cut emerald of 1.47 carats accented by pairs of round cut diamonds, Swedish assay marks for 18ct gold, size I / 4, 3.3g.

1.00 CARAT EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with a round cut emerald of approximately 1.00 carats in a cluster of round cut diamonds totalling approximately 0.60 carats, stamp

AN EMERALD AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an emerald cut emerald of 3.02 carats in a border of round cut diamonds, French assay marks, size R / 8.75, 8.5g.

NO RESERVE - A COLOMBIAN EMERALD AND DIAMOND RING, CIRCA 1945 in 18ct yellow gold, set with an octagonal cut emerald of 1.31 carats in a scrolling border set with two old round cut diamonds, Swedish a

Central oval mixed cut emerald, measuring approx 5.0mm x 4.0mm x 2.42mm depth, weighing 0.30 carat estimated, colour medium to light chrome green, moderate inclusions. Surround of twelve round brillia

An 18ct gold emerald and diamond cluster ring. The oval-shape emerald, within a baguette and tapered baguette-cut diamond scrolling surround. Emerald weight 3.05cts. Total diamond weight 1.14cts. Hall

An 18ct gold emerald and diamond cluster ring. The oval-shape emerald, within a brilliant-cut diamond scalloped border. Estimated total diamond weight 1.50cts, J-K colour, SI-P1 clarity, Weight 4.7gms

AN 18CT GOLD, EMERALD AND DIAMOND CLUSTER RING, the oval, mixed-cut emerald with round, brilliant-cut diamond surround, ring size H, accompanied by fitted Lazlo case.

An 18ct gold emerald and diamond cluster ring. The pear-shape emerald, with brilliant-cut diamond surround. AF. Estimated dimensions of emerald 6.7 by 6.5 by 4.5mms. Estimated total diamond weight 0.5

An 18ct gold emerald and diamond cluster ring. The rectangular-shape emerald collet, within a brilliant-cut diamond surround, to the similarly-cut diamond floral shoulders and tapered band. Estimated

An 18ct gold emerald and diamond cluster ring. The circular-shape emerald and brilliant-cut diamond cluster, with tapered shoulders. Estimated total diamond weight 0.25ct. Hallmarks for London, 1975.

An 18ct gold emerald and diamond cluster ring. The oval-shape emerald, within a brilliant-cut diamond surround, to the bifurcated sides and plain band. Hallmarks for Birmingham. Ring size O. Weight 4.

Platinum ring featuring a GIA Certified 1.18ct step cut no oil Colombian emerald accented with 4 emerald cut diamonds weighing 1.59ctw. Please see photos for GIA report. It is a size 6.5 and weighs 7

Metal : Platinum Designer : Buccellati Gemstone : Colombian Emerald 2.18ct, AGL certified, Diamonds approx. 0.52ctw. Measurements : Ring size 5.5, top is 19mm x 15mm. Marked: : Buccella

AN EMERALD AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in yellow and silver, set with a step cut emerald of 1.14 carats, in a border of single cut diamonds, stamped 18CT, size M / 6, 3.6g.

AN AQUAMARINE AND DIAMOND CLUSTER RING in 18ct white gold, set with an emerald cut aquamarine of 3.71 carats in a border of round cut diamonds totalling all 0.11 carats, stamped Au750, size O / 7, 4.0

AN EMERALD AND DIAMOND CLUSTER RING set with a round cut emerald of 0.80 carats in a cluster of round brilliant cut diamonds, stamped 18ct and PLAT, size O / 7, 3.0g.

An emerald and diamond cluster ring. Of marquise outline, the vari-shape emerald collet line, with circular-shape emerald accents and rose-cut diamond trefoil surround, to the 18ct gold replacement ha

An 18ct gold diamond and emerald cluster ring. The circular-shape emerald, with alternating brilliant-cut diamond and circular-shape emerald stepped surrounds. Estimated total diamond weight 1.40cts.

An 18ct gold Colombian emerald and diamond three-stone ring. The rectangular-shape Colombian emerald, with square-shape diamond sides, to the plain band. Colombian emerald weight 1.15cts. Total diamon

An 18ct yellow gold, diamond, and emerald cluster ring set with three round-cut emeralds within diamond reserves, size P 1/2, 3.4 grams

18K Yellow Gold Triple Band Design, set with an oval Colombian emerald and round diamonds above and below, and flanked by clusters of tiny diamonds, size 5 1/2, 6.1 dwt tw. Good condition. Provenance: