A GOOD 18CT GOLD DIAMOND CIRCULAR CLUSTER RING.

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 early 20th century 18ct gold zircon and diamond cluster ring. The circular-shape zircon, within a single-cut diamond surround, with tapered shoulders. Estimated total diamond weight 0.15ct. Ring si

An 18ct gold ruby and diamond cluster ring. The circular-shape ruby quatrefoil, with single-cut diamond surround. Estimated total diamond weight 0.20ct. Hallmarks for London, 1988. Ring size L1/2. Wei

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 sapphire and diamond cluster ring. The circular-shape sapphire, with single-cut diamond surround. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham, 1997. Ring size M. Weigh

A mid 20th century 18ct gold sapphire and diamond cluster ring. The circular-shape sapphire collet and old-cut diamond cluster with tapered band. Estimated total diamond weight 0.25ct. Ring size K1/2.

A mid 20th century 18ct gold topaz and diamond cluster ring. The circular-shape blue topaz, within a single-cut diamond surround, to the tapered shoulders and plain band. Ring size Q. Weight 4.1gms. O

A mid 20th century 18ct gold sapphire and diamond cluster ring. The circular-shape sapphire, within a single-cut diamond border. Estimated total diamond weight 0.10ct. Weight 4.2gms.

A mid 20th century 18ct gold ruby and diamond floral cluster ring. The circular-shape ruby collet, within a old-cut diamond and circular-shape ruby scalloped surround, to the textured shoulders and pl

A mid 20th century 18ct gold and platinum ruby and diamond cluster ring. The circular-shape ruby, with single-cut diamond surround and tapered shoulders. Estimated total diamond weight 0.15ct. Stamped

Two mid 20th century 18ct gold diamond and gem-set rings. To include a circular-shape sapphire and single-cut diamond cluster ring, together with a graduated rose-cut diamond three-stone crossover rin

An 18ct gold sapphire and diamond cluster ring. The single-cut diamond, within a circular-shape sapphire quatrefoil, to the single-cut diamond scalloped surround. Estimated total diamond weight 0.40ct

An 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, within an alternating single-cut diamond and circular-shape sapphire triple surround. Estimated total diamond weight 0.70ct. Ha

An 18ct gold sapphire and diamond cluster ring. The oval-shape sapphire, with circular-cut diamond surround and fleur-de-lis shoulders. Estimated total diamond weight 0.50ct. Hallmarks for London, 197

An 18ct gold sapphire and diamond floral cluster ring. The brilliant-cut diamond illusion-set diamond, within a circular-shape sapphire surround, to the textured band. Hallmarks for London, 1976. Weig

An 18ct gold ruby and diamond cluster ring. The single-cut diamond, within a circular-shape ruby and single-cut diamond stepped surround. Estimated total diamond weight 0.10ct. Hallmarks for London, 1

A 1970s 18ct gold ruby and diamond cluster ring. The brilliant-cut diamond, with circular-shape ruby surround. Hallmarks for Birmingham, 1972. Ring size I. Weight 2gms.

An 18ct gold 1970's synthetic ruby and diamond cluster ring. The old-cut diamond, within a circular-shape synthetic ruby scalloped surround, and rose-cut diamond highlights. Hallmarks for Birmingham,

An 18ct gold sapphire and diamond dress ring. Designed as a illusion-set diamond and circular-shape sapphire floral cluster, with openwork gallery and tapered shoulders. Hallmarks for London, 1979. Ri

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 aquamarine and diamond ring. Designed as two circular-shape aquamarine and brilliant-cut diamond crossover clusters, with similarly-cut diamond line shoulders. Estimated total diamond wei

An 18ct gold ruby and diamond ring. Designed as three circular-shape ruby and brilliant-cut diamond floral clusters. Estimated total diamond weight 0.50ct, H-I colour, SI1-P1 clarity. Import marks for

An 18ct gold diamond cluster ring. Of floral design, the brilliant-cut diamond cluster, to the tapered shoulders. Estimated total diamond weight 3cts, I-J colour, SI2-P2 clarity. Hallmarks for London,

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