An early 20th century gold diamond and turquoise

An early 20th century gold diamond and turquoise crossover ring. The brilliant-cut diamond and circular turquoise cabochon, to the asymmetric shoulders and plain band. Estimated diamond weight 0.20ct,

An early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.Turquoise estimated dimensions of 17.6 by 16 by 8.5mms.Estimated total diamond weight 3.90cts, G-I colour, SI1-P1

An antique late 19th - early 20th century Russian 14 gold brooch. The piece represents a branch with berries. The berries are set with small round turquoise cabochons, the rest of the brooch is encrus

An early 20th century gold, diamond and gem-set snake pendant. The engraved head with sugarloaf emerald cabochon crest and ruby eyes, tapered to the cushion-shape ruby and vari-cut diamond coiled body

An early 20th century gold diamond and sapphire pendant, suspended from later integral chain.Estimated total diamond weight 0.90ct.Chain stamped 750.Length of pendant 3.8cms. 4.8gms.

An early 20th century gold diamond pendant. The brilliant-cut diamond with an openwork rose-cut diamond pear-shape surround, suspended by a rose-cut diamond line surmount and integral trace-link chain

A composite early 20th century gold turquoise necklace. The slightly graduated oval turquoise cabochon fringe, with bead accent knife-edge bar surmounts, suspended from a trace-link chain. Length 43cm

An early 20th century gold turquoise and split pearl scrolling crescent brooch.Length 6.2cms. 7.5gms.

An early 20th century gold diamond ring. Of rectangular outline, the old-cut diamond, within a similarly-cut diamond surround, to the plain band. Estimated total diamond weight 0.60ct. Ring size L. We

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.

An early 20th century gold diamond two-stone crossover ring. The circular-cut diamonds, with asymmetric shoulders. AF. Estimated total diamond weight 0.30ct. Weight 1.6gms.

An early 20th century gold diamond dress ring. The brilliant-cut diamond, with openwork knot surround and tapered shoulders. Ring size O. Weight 3.5gms.

An early 20th century gold diamond, split pearl and enamel fraternity pin. The 'Theta Delta Chi' black and blue enamel shield, with diamond point accents and split pearl border, to the reverse with pe

An early 20th century gold diamond five-stone ring. The graduated single-cut diamond line, with scrolling sides. Ring size L 1/2. Weight 2.6gms. Overall condition fair to good. Some surface scratches,

A composite early 20th century gold diamond and gem-set negligee necklace. Designed as two goldstone bead and seed pearl drops, suspended from a rose-cut diamond bar, with integral fancy-link chain. L

TIFFANY & CO. - a gentleman's early 20th century gold diamond ring. The old-cut diamond, inset to the tapered sides and plain half-band. Stamped Tiffany & Co. Estimated diamond weight 0.50ct, I-J colo

Two late 19th and early 20th century gold diamond and gem-set rings. To include an Edwardian 18ct gold alternating graduated circular-shape sapphire and old-cut diamond ring, together with a 15ct gold

An early 20th century 18ct gold diamond three-stone ring. The circular-cut diamond, with similarly-cut diamond sides, to the scrolling gallery and shoulders. Estimated total diamond weight 1.15cts, H-

An early 20th century 18ct gold diamond ring. The old-cut diamond crossover terminals, to similarly-cut diamond scrolling foliate asymmetric sides and grooved band. Principal diamonds estimated total

An early 20th century 15ct gold turquoise and split pearl fly brooch.Length of bar 5.1cms. Length of drop 5.9cms. 7.4gms.We offer free worldwide shipping on this lot, subject to terms.

An early 20th century platinum and gold, old and rose-cut diamond ring.Estimated total diamond weight 0.75ct. Ring size P. 5.3gms.

An early 20th century 18ct gold diamond dress ring. The old-cut diamond quatrefoil, with rose-cut diamond centre and sides. Estimated total old-cut diamond weight 0.70ct, I-J colour, SI clarity. Ring

An early 20th century 18ct gold diamond floral cluster ring. The old-cut diamond floral cluster, to the plain band. Estimated total diamond weight 0.45ct. Ring size I. Weight 2.4gms.

An early 20th century yellow gold, diamond, and pearl cluster ring, set with a cultured white pearl, approximately 6 mm, within a border of rose-cut diamonds, shank unmarked (likely 18ct gold), size R