An aquamarine and diamond ring. The rectangular-shape

An aquamarine and diamond cluster ring. The rectangular-shape aquamarine, with vari-cut diamond scalloped surround and diamond line shoulders. Estimated total diamond weight 1.20cts, G-H colour, SI1-P

An aquamarine and diamond cluster ring. The rectangular-shape aquamarine, with rectangular-shape aquamarine sides and brilliant-cut diamond partial surround. Estimated dimensions of principal aquamari

An aquamarine and diamond dress ring. The rectangular-shape aquamarine, with brilliant-cut diamond line sides, to the grooved band. Estimated total diamond weight 0.25ct. Weight 4.8gms.

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.

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.

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 aquamarine and diamond ring, the rectangular cut aquamarine between eight cut diamond set shoulders, stamped 18ct, finger size O

An aquamarine and diamond ring, the rectangular cut aquamarine claw set between brilliant cut diamond set shoulders, approximately 0.19 carats total, stamped 750, finger size L

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

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 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.

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

An 18ct gold sapphire and diamond cluster ring. The rectangular-shape sapphire, with brilliant cut diamond surround and grooved shoulders. Sapphire weight 1.36cts. Total diamond weight 0.59ct. Hallmar

A ruby and diamond cluster ring. The rectangular-shape ruby, within a brilliant-cut diamond halo, to the similarly-cut diamond line shoulders and plain band. Estimated total diamond weight 0.25ct. Wei

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

A gentleman's onyx and diamond dress ring. The rectangular-shape black onyx panel, with brilliant-cut diamond highlight, to the floral embossed shoulders and tapered band. Ring size Q. Weight 31.3gms.

An amethyst, quartz and diamond dress ring. The rectangular-shape amethyst and rose quartz, with graduated brilliant-cut diamond line edge detail. Ring size P. Weight 24.3gms.

A mid 20th century sapphire and diamond cluster ring. The rectangular-shape sapphire, within an old-cut diamond surround, to the grooved shoulders and plain band. Estimated total diamond weight 0.35ct

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

An 18ct gold tourmaline and diamond dress ring. The rectangular-shape green tourmaline, with brilliant-cut diamond line sides. Hallmarks for London, 1979. Ring size F1/2. Weight 3.5gms. Overall condit