AN EARLY 20TH CENTURY DIAMOND CLUSTER RING Set with old brilliant and cushion-shaped diamonds

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

THREE GEM-SET RINGS, LATE 19TH CENTURY - EARLY 20TH CENTURY 1st: Set with a pear-shaped ruby and sapphire, within a rose-cut diamond surround, surmounted by an old brilliant-cut and cushion-shaped dia

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 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 sapphire and diamond cluster ring, the central rectangular facetted sapphire surrounded by twelve pavé set old single cut diamonds in a scalloped edged setting with low pierced

DIAMOND-SET LONGCHAIN, EARLY 20TH CENTURY The trace-link chain spectacle-set with old brilliant and cushion-shaped diamonds, diamonds approx. 8.00cts total, length 147.0cm For further information on

DIAMOND BRACELET, EARLY 20TH CENTURY Collet-set throughout with graduating old brilliant-cut and cushion-shaped diamonds, diamonds approx. 3.10cts total, length 16.0cm

DIAMOND AND SAPPHIRE CLUSTER RING, EARLY 20TH CENTURY The central cushion-shaped diamond, weighing 1.65 carats, within borders of calibré-cut sapphires and single-cut diamonds, ring size Q Footno

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

DIAMOND CLUSTER RING, 19TH CENTURY The old brilliant-cut diamond within a surround of cushion-shaped diamonds, closed back pinched collet settings throughout, diamonds approx. 0.70ct total, ring size

ANTIQUE TURQUOISE AND DIAMOND RING, EARLY 20TH CENTURY claw-set with a cabochon turquoise, within a border of cushion-shaped diamonds, size Q / 8, unmarked, estimated total diamond weight 0.60-0.80 ca

An early 20th century European platinum engagement ring set with old mine brilliant cut diamonds with a 0.9ct center. Hallmarked and cast in 90% platinum. Fine Fashionable Natural Precious Stones Jewe

NO RESERVE - A DIAMOND TOI ET MOI RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, set with two old European brilliant cut diamonds, stamped 18ct Plat, size K / 5.25, 2.7g.

American, early 20th century. Stamped 14K yellow gold by-pass style ring (newer shank), center round platinum plate set with twenty-two (22) mixed cut round diamonds (old mine cut, single cut, etc.).

DIAMOND BOW BROOCH, 1ST HALF OF THE 20TH CENTURY The pierced ribbon bow with scalloped edges, set throughout with old brilliant and single-cut diamonds, accented by a central cushion-shaped diamond, w

DIAMOND PENDENT EARRINGS, LATE 19TH CENTURY-EARLY 20TH CENTURY Each surmount set with a cushion-shaped diamond cluster, suspending a similarly-set drop with a central diamond-set tassel, within pinche

SAPPHIRE AND DIAMOND CLUSTER RING, 19TH CENTURY The cushion-shaped sapphire, weighing 5.74 carats, within a border of old brilliant-cut diamonds, between scroll engraved bifurcated shoulders in 18 car

An early 20th century split pearl and diamond ring. The pave-set split pearl heart, with old-cut diamond floral cluster highlight, to the later replacement band. Estimated total diamond weight 0.15ct.

Two early 20th century 18ct gold diamond and gem-set rings. To include a blue gem and single-cut diamond floral cluster ring, together with an old-cut diamond three-stone ring. Estimated total diamond

A group of Early 20th Century opal and fourteen karat gold jewelryincluding a pair of floriform oval jelly opal cluster stud earrings; two rings set with oval opal cabochons or old mine-cut diamonds.

A SAPPHIRE AND DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold, set with a trio of graduated cushion cut blue sapphires, accented by pairs of old cut diamonds, stamped 18ct, size O / 7.25,

An early 20th century diamond cluster ring. The old-cut diamond, within a similarly-cut diamond surround, to the later replacement tapered band. Estimated total diamond weight 0.40ct. Ring size S. Wei

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.