A 1970s emerald and diamond ring. The rectangular-shape

An emerald and diamond ring. The rectangular-shape emerald, with pave-set diamond sides. Estimated dimensions of emerald 10.5 by 6.9 by 3.9mms. Estimated total diamond weight 1.25cts. Ring size H. Wei

An emerald and diamond ring. The rectangular-shape emerald with old-cut diamond trefoil sides, to the pave-set diamond and pierced chevron motif, geometric shoulders. Estimated total diamond weight 0.

An emerald and diamond cluster ring. The rectangular-shape emerald, weighing 7.46cts, within a brilliant-cut diamond surround, to the diamond accent foliate shoulders. Accompanied by report number 200

An emerald and diamond cluster ring. The rectangular-shape emerald collet, within an old-cut diamond surround, to the plain band. Estimated total diamond weight 0.90ct. Ring size M. Weight 3.8gms.

An emerald and diamond cluster ring. The rectangular-shape emerald, within a brilliant and old-cut diamond marquise-shape surround, to the plain band. Estimated total diamond weight 0.90ct. Weight 3.5

A gentleman's emerald and diamond dress ring. The rectangular-shape emerald collet, to the old-cut diamond collet shoulders and tapered band. Estimated total diamond weight 0.35ct, I-J colour, SI clar

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 emerald and diamond dress ring. The rectangular-shape emerald, with marquise-shape diamond foliate sides and brilliant-cut diamond border, to the trifurcated shoulders. Estimated total diamond weig

A 9ct gold emerald and diamond cluster ring. The rectangular-shape emerald, within a single-cut diamond accent surround. Estimated total diamond weight 0.15ct. Hallmarks for 9ct gold. Ring size Q. Wei

An emerald and diamond three-stone ring. The rectangular-shape emerald, with trapezium-shape diamond sides, to the plain band. Estimated total diamond weight 0.65ct, I-J colour, SI2-P1 clarity. Ring s

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 gold emerald and diamond three-stone ring. The rectangular-shape emerald, to the rectangular-shape diamond sides and tapered band. Total diamond weight 0.38ct, stamped to band. Hallmarks for B

A late Victorian 18ct gold emerald and diamond ring. The graduated rectangular and square-shape emerald line, with old-cut diamond spacers and surround. Estimated total diamond weight 0.45ct. Hallmark

An 18ct gold emerald and diamond three-stone ring. Designed as a rectangular-shape emerald, with baguette-cut diamond sides. Estimated total diamond weight 0.50ct, I-J colour, SI clarity. Ring size J1

14k white gold art deco ring in a rectangular shape embellished with inset melee diamonds and emeralds. Narrow band. Size 7 Weight: 3 g

Two gem-set dress rings. To include a pearl and colourless paste three-stone ring, together with a rectangular-shape emerald and brilliant-cut diamond three-stone ring. Weight 3.4gms. Pearl untested.

A tourmaline and diamond ring. The rectangular-shape tourmaline collet, with old and rose-cut diamond surround, to the textured shoulders. Ring size L1/2. Weight 4.3gms.

14K EMERALD & DIAMOND RING FEAT. RECTANGULAR EMERALD W/ 2 GENUINE SIDE DIAMONDS SET IN 14K WHITE GOLD - SIZE 5.5

An 18ct gold diamond ring. The rectangular-shape diamond line, within a channel-setting, to the brilliant-cut diamond sides and plain band. Estimated total diamond weight 0.40ct. Hallmarks for London,

A 9ct gold peridot and diamond ring. The rectangular-shape peridot, with single-cut diamond trefoil sides and accents. Hallmarks for Birmingham. Ring size O. Weight 2.4gms. Overall condition good. Min

An emerald and diamond ring, the rectangular cut emerald collet set within a surround of tapered baguette cut and brilliant cut diamonds, approximately 2.80 carats total, stamped 18K, finger size L To

An emerald single-stone ring. The rectangular-shape emerald, with plain band. Ring size P1/2. Weight 5gms.

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.

A mid 20th century platinum, sapphire and diamond cluster ring. The rectangular-shape sapphire, within a circular-cut diamond scalloped surround, to the openwork gallery. Estimated total diamond weigh