A mid 20th century 18ct gold amethyst dress ring, with brilliant and single-cut diamond

A mid 20th century 18ct gold diamond dress ring. The brilliant and old-cut diamond diagonal line, with asymmetric shoulders. Estimated total diamond weight 0.30ct, J-K colour, SI clarity. Ring size M.

A mid 20th century 18ct gold diamond dress ring. Of oval outline, the single-cut diamond star, within a similarly-cut diamond surround. Estimated total diamond weight 0.10ct. Hallmarks for London, 196

A mid 20th century 18ct gold amethyst and brilliant-cut diamond cluster ring.Estimated total diamond weight 0.50ct, G-H colour, VS-SI clarity.Stamped 18ct. Ring size J. 3.8gms.

A mid 20th century 18ct gold diamond single-stone ring. The brilliant-cut diamond, with rose-cut diamond sides. Estimated brilliant-cut diamond weight 0.50ct, I-J colour, P1 clarity. Ring size R. Weig

A mid 20th century platinum and 18ct gold diamond three-stone ring. The graduated brilliant-cut diamond line, to the single-cut diamond asymmetric sides and plain band. Estimated total diamond weight

A mid 20th century 18ct gold and platinum diamond single-stone ring. The brilliant-cut diamond collet, to the tapered shoulders and plain band. Estimated diamond weight 0.45ct, J-K colour, P1. Weight

A mid 20th century 18ct gold and platinum diamond single-stone ring. Of bi-colour design, the brilliant-cut diamond, with tapered shoulders and single-cut diamond accents. Principal diamond estimated

A mid 20th century 18ct gold diamond cluster ring. The brilliant-cut diamond, within a similarly-cut diamond surround, to the openwork gallery and plain band. Estimated total diamond weight 0.25ct. We

A mid 20th century platinum and 18ct gold diamond cluster ring. The single-cut diamond floral cluster, with single-cut diamond sides, to the plain band. Estimated total diamond weight 0.15ct. Weight 2

Two mid 20th century gold, single-cut diamond dress rings, estimated total diamond weight 0.40ct, ring sizes L and O, total weight 4.7g

A mid 20th century 18ct gold diamond two-stone crossover ring. The old and brilliant-cut diamond collets, to the scrolling shoulders and plain band. Estimated total diamond weight 0.25ct. Weight 2.3gm

A mid 20th century 18ct gold and platinum diamond three-stone ring. The graduated brilliant-cut diamonds, each within an illusion setting, to the tapered shoulders and plain band. Estimated total diam

Two mid 20th century 18ct gold diamond five-stone rings. Each designed as graduated single-cut diamonds, to the tapered band. Estimated total diamond weight 0.35ct. Weight 4.6gms.

A mid 20th century 18ct gold diamond dress ring. Of marquise-shape outline, the graduated old-cut diamond line, with tapered shoulders. Estimated total diamond weight 0.25ct. Ring size K. Weight 2.4gm

A mid 20th century 18ct gold diamond cluster ring. The old-cut diamond, within a single-cut diamond surround, to the plain band. Principal diamond estimated weight 0.75ct, tinted colour, SI clarity. R

A mid 20th century 18ct gold diamond cluster ring. The old-cut diamond, within a single-cut diamond scalloped surround. Estimated total diamond weight 0.40ct, principal diamond estimated I-J colour, S

A mid 20th century platinum and 18ct gold diamond and paste three-stone ring. The graduated brilliant-cut diamonds and replacement colourless paste, to the asymmetric sides and plain band. One replace

Two mid 20th century 18ct gold and platinum diamond three-stone rings. Each designed as three brilliant-cut diamonds, to the plain band. Estimated total diamond weight 0.45ct. Weight 5gms. Overall con

A mid 20th century 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond surround, to the tapered shoulders and plain band. Estimated total diamond weigh

An early to mid 20th century platinum and 18ct gold old-cut diamond floral dress ring.Estimated total diamond weight 1.20cts, H-I colour, SI1-P1 clarity.Ring size O1/2. 3.3gms.

An early 20th century platinum and 18ct gold diamond dress ring. The three graduated circular-cut diamonds, within a single-cut diamond scalloped millegrain border. Estimated total diamond weight 0.20

A mid 20th century 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within a brilliant-cut diamond surround, to the tapered shoulders and plain band. Estimated total diamond weigh

A mid 20th century 18ct gold ruby and diamond dress ring. The oval-shape panel, with alternating lines of old-cut diamonds and circular-shape rubies, Estimated total diamond weight 0.30ct. Ring size Q

Two mid 20th century gold diamond rings. To include an illusion-set brilliant-cut diamond single-stone ring with foliate shoulders, together with a 9ct gold similarly-set diamond crossover ring with g