A mid 20th century 18ct gold diamond brooch. Designed

A mid 20th century Finnish 18ct gold diamond bar brooch. Designed as a sunburst motif, with brilliant-cut diamond highlight, to the bar sides. Estimated diamond weight 0.10ct. Marks for Finland, 1976.

A mid 20th century 18ct gold brooch. Designed as a rose, with textured petals and leaves. Hallmarks for Birmingham, 1966. Length 7.7cms. Weight 15.8gms.

An early 20th century 18ct gold diamond and split pearl crescent brooch. Designed as a graduated split pearl crescent, with old-cut diamond and split pearl stylised wreath detail. 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.

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

Two mid 20th century 18ct gold diamond and sapphire cluster rings. The first designed as an oval-shape sapphire within a single-cut diamond surround, the second designed as a single-cut diamond floral

Two early to mid 20th century 18ct gold diamond and sapphire floral cluster rings. The first designed as a single-cut diamond scalloped cluster with textured sides, the second designed as a circular-s

Two mid 20th century 18ct gold and platinum, diamond and sapphire rings. The first designed as a circular-shape sapphire with single-cut diamond surround, the second designed as a circular-cut diamond

This unique and artfully designed brooch, circa early to mid 20th century, is crafted in 18K yellow gold, weighing 14.6 grams and measuring 38mm long. This cute brooch is centered with a carved coral,

American, mid-20th century. Stamped "14K" yellow gold pendant/brooch, also stamped "SB" (Berman & Co., Sydney). Designed with open scroll work and center fleur de lis motif, set with eight round opals

Designed as an open-winged butterfly with round-faceted or cabochon opals, rubies, sapphires, emeralds and RBC diamonds, .60 ct. TW. Mid 20th c. Stamped 14k. 1 1/4" x 2". 10.7 dwt. Provenance: From th

Mid 20th century. Designed as a sculpted blue plique-à-jour and 18K white gold (tested) flower, central cluster featuring one round diamond, approx. .23ct., surrounded by fourteen round ruby caboch

A mid 20th century diamond brooch. Designed as two alternately orientated foliate sprays, set throughout with vari-cut diamonds. Estimated total diamond weight 6.50 to 7cts, principal diamonds estimat

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 cluster, to the tapered shoulders and plain band. Estimated total diamond weight 1ct. Principal diamond estimated I-J colour, SI

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 18ct gold diamond five-stone ring. The old-cut diamond, within an illusion setting, to the similarly-cut diamond sides, old-cut diamond shoulders and tapered band. Estimated total d

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 18ct gold diamond three-stone ring. The graduated circular-cut diamond diagonal line, to the diamond point asymmetric shoulders. Estimated total diamond weight 0.30ct, I-J colour, S

Two late 19th and mid 20th century 18ct gold diamond and gem rings. To include a late 19th century graduated opal cabochon three-stone ring with diamond point double spacers, together with a similarly

A mid 20th century 18ct gold diamond five-stone ring. The graduated circular-cut diamond line, with diamond point spacers and scrolling gallery. Estimated total diamond weight 0.50ct, principal diamon

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

An early 20th century gold diamond brooch. Designed as an old-cut diamond cockerel, atop a bar. One diamond deficient. Estimated total diamond weight 0.15ct. Length 3.9cms. Weight 2.9gms.

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