Early 20th century platinum & gold diamond ring

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 platinum and 18ct gold coral and diamond dress ring. The replacement oval-shape coral cabochon, within a rose-cut diamond openwork panel surround, to the similarly-set diamond sh

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 9ct gold blue zircon and single-cut diamond cluster ring.Zircon calculated weight 1.96cts, based on estimated dimensions of 6.85 by 4.5mms.Estimated total diamond we

This is a superbly crafted ladies ring dating to the Edwardian era of the early 20th century. Rendered in fine 18K rose gold, the ring features Old European cut diamonds set in platinum. Accented with

A FINE ANTIQUE DIAMOND DRESS RING, EARLY 20TH CENTURY in yellow gold and platinum, the scrolling face set with old cut diamonds accented by rose cut diamonds, no assay marks, size J / 4.5, 3.6g.

AN ANTIQUE OPAL AND DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with three cabochon opals, accented by round cut diamonds, stamped 18CT & PT, size L / 5.75, 2.7g.

SOLITAIRE DIAMOND RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an old cut diamond, between geometric shoulders, stamped 18ct Plat, size K / 5.25, 2.2g.

NO RESERVE - A SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut blue sapphire within a border of single cut diamonds, maker's mark SH&Co, st

AN ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with an oval cut sapphire within a halo of round cut diamonds, stamped 18ct Plat, size N / 6.5, 2

AN ART DECO RUBY AND DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, the rectangular face set with a step cut ruby accented by single cut diamonds, stamped 18ct Plat, size M /

A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, the stylised band terminated at either end with an old cut diamond, with further diamonds to the shoulders, no assay mar

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

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

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 platinum and gold diamond pendant. Of circular outline, the pave-set diamond monogram reading the letters A and M, suspended from a loop surmount. Estimated total diamond weight

An early 20th century 18ct gold diamond ring. The old-cut diamond, with openwork gallery and shoulders. Estimated diamond weight 0.65ct, H-I colour, VS2-SI1 clarity. Ring size M. Weight 5.3gms.

An early 20th century 18ct gold diamond ring and a 9ct gold emerald and diamond ring. The first designed as three old-cut diamonds inset to a tapered band, the second designed as a marquise-shape emer

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 cluster ring. The old-cut diamond collet, within a similarly-cut diamond and curved bar halo, to the old-cut diamond sides. Estimated total diamond weight 0.50c

An early 20th century 18ct gold diamond snake ring.Estimated total diamond weight 0.30ct, H-I colour, SI2-P2 clarity.Hallmarks for Birmingham, 1915.Ring size V. 8.7gms.

An early 20th century 18ct gold, ruby and diamond ring. The cushion-shape ruby cross, with single-cut diamond sides and foliate shoulders. One synthetic ruby replacement. Estimated total diamond weigh

An early 20th century 18ct gold opal and diamond ring. The graduated oval opal cabochon line, with old-cut diamond line spacers and tapered shoulders. Hallmarks for Birmingham. Ring size Q1/2. Weight

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-