An early 20th century diamond crossover ring. The ring

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,

Four gem-set rings. To include an early 20th century 9ct gold sapphire and diamond ring, a 9ct gold pink sapphire and diamond crossover ring, together with two further rings. Estimated total diamond w

An early to mid 20th century diamond and sapphire crossover ring set with an old cushion-cut diamond of approximately 0.45 carats, and an old round-cut sapphire, set in unmarked yellow metal (tests as

An early 20th century platinum old-cut diamond two-stone crossover ring, with asymmetric shoulders, estimated total diamond weight 0.55ct, H-J colour, SI2-P1 clarity, band stamped PLAT, ring size N, 2

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 DIAMOND AND PEARL DRESS RINGThe four rows set with rose cut diamonds and pearl and old cut diamond accents, approximately 0.50 carats total Size/dimensions: finger size R 1/2Gros

AN EARLY 20TH CENTURY SAPPHIRE AND DIAMOND FIVE STONE RINGThe graduated circular cut sapphires with old European cut diamonds between, approximately 0.50 carats total, to a scrolled gallerySize/dimens

AN EARLY 20TH CENTURY RUBY, SAPPHIRE AND DIAMOND THREE LEAF CLOVER RINGThe clover composed of a cushion cut ruby and sapphire with an old European cut diamond, with a central old cut diamond and an ol

A late 19th / early 20th century diamond ring set with five old-cut diamonds of approximately 1.40 carats combined, in unmarked yellow gold mount, size N 1/2, 3.5 grams.

A late 19th / early 20th century diamond ring set with five old-cut diamonds of approximately 1.40 carats combined, in unmarked yellow gold mount, size N 1/2, 3.5 grams.

White gold and diamond early 20th century diamond ring .5cts. est. total weight, approx. size 5

A mid 20th century diamond crossover ring. The old-cut diamond collet duo, to the similarly-cut diamond asymmetric shoulders and plain band. Principal diamond estimated total weight 0.75ct, J-K colour

An early 20th century diamond single-stone ring The old brilliant-cut diamond, weighing 4.03 carats, between tapered single-cut diamond three-stone shoulders, French assay marks(Ring size: N)

AN EARLY 20TH CENTURY DIAMOND CLUSTER RING Set with old brilliant and cushion-shaped diamonds forming a navette-shaped cluster, in closed back setting, scrolling shoulders detailing, mounted in platin

AN EARLY 20TH CENTURY DIAMOND CLUSTER RING a fancy yellow old-cut diamond within a pierced milgrain border of white old-cut diamonds, to fancy diamond-set shoulders. Estimated principal diamond weight

AN EARLY 20TH CENTURY DIAMOND DRESS RING Centring an old cushion-shaped diamond of yellow tint within a similarly-cut surround with rose-cut diamond accents, mounted in 18K gold, principal diamond app

AN EARLY 20TH CENTURY DIAMOND ETERNITY RING, CIRCA 1920 The continuous row of old brilliant-cut diamonds, the sides of the hoop engraved with scroll detailing, mounted in platinum, diamonds approximat

An early 20th century diamond single-stone ring. The circular-cut diamond, within an openwork scrolling surround, to the similarly designed shoulders. Estimated diamond weight 0.25ct, I-J colour, VS c

An early 20th century diamond three-stone ring. The graduated circular and old-cut diamond line, star-set to the plain band. Estimated total diamond weight 0.35ct, principal diamond estimated H-I colo

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 SAPPHIRE AND DIAMOND RING an oval-cut sapphire in a fancy claw setting, to diamond-set shoulders. French 18 carat gold assay mark, ring size J, 3.1 grams Two chips noted to the

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 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.