An impressive platinum old-cut diamond single-stone

9ct chain measuring 50cm, weight 3.39g, together with an antique old cut diamond & single sapphire pendant (1 stone missing), set in white gold or platinum, weight 4.43g. Largest dia 3mm, sapphire 4mm

An impressive single stone diamond ring, the old round brilliant cut diamond, estimated weight 2.61cts, in a plain raised six claw setting of white precious metal, tests for 18ct white gold; ring size

Jewelry. Includes a 14kt gold filigree bar pin with central round blue faceted gem flanked by bands of (4) Old Mine cut diamonds and single prong set Old Mine cut diamonds - center stone is most proba

Period: Edwardian (1901-1920) Composition: Platinum. Stones: • 2 Old mine cut diamonds of H-VS2 quality that weigh 0.40ctw. • 36 Single cut diamonds of H-VS2 quality that weigh 0.50ctw. • 2 bagu

one old European cut diamond estimated weight 0.70ct., L-M, SI, approx. 23 old and single cut diamonds estimated total weight 0.44ct., rectangle cut green stones, engraved "XMAS 1933", stamped "IRIDPL

ART DECO PLATINUM/DIAMOND RING W/OVER 1.8 CT. CENTER STONE C. 1920 WEIGHT 3.53 GR. CENTER (1) OLD EUROPEAN CUT DIAMOND, APPROX 1.80 CTS, CLARITY VS-2, COLOR L. SIDE (4) SINGLE CUT DIAMONDS, APPROX 0.0

One old European cut center diamond wt approximate .15 ct and a pair of single cut diamonds wt approximately .05 set horizontally flanking center stone, surrounded by thin 8 carnelian en-cabochon cuts

A mid Victorian 18ct gold old-cut diamond single-stone ring.Diamond estimated weight 0.90ct, based on estimated dimensions of 8.9 by 7.7 by 2.1mms, estimated I-J colour, P1 clarity.Hallmarks for Birmi

An old-cut diamond single-stone ring.Estimated diamond weight 2cts, tinted colour, P2 clarity.French assay mark. Ring size M1/2. 3.7gms.

An old-cut diamond single-stone ring.Estimated diamond weight 1.20cts, H-I colour, P2 clarity.Stamped plat.Ring size J1/2. 3.5gms.

A late Georgian gold old-cut diamond single-stone ring, with later Victorian band.Estimated diamond weight 0.30ct, I-J colour, P1 clarity. Ring size Q. 2.6gms.

An 18ct gold old-cut diamond single-stone stud. Estimated diamond weight 0.55ct, J-K colour, SI clarity. Hallmarks partially indistinct. Weight 0.5gm.

Two diamond and sapphire rings. To include an 18ct gold vari-shape sapphire and old-cut diamond five-stone ring, together with an old-cut diamond single-stone ring. Estimated total diamond weight 0.50

An early 20th century 9ct gold old-cut diamond single-stone ring.Estimated diamond weight 0.35ct, H-I colour, SI clarity.Ring size K1/2. 1.6gms.

Two items of jewellery. To include an 18ct gold old-cut diamond single-stone collet ring, together with a pair of graduated sphere motif earrings with bead and pierced gallery accents. Estimated diamo

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

METAL: 18K gold, platinum. GEMSTONES: old mine cut diamonds - approx. 1.40-1.50ctw, blue stone (abraded top) - 12.2mm x 9.1mm . Two small side stones are missing. MEASUREMENTS: ring size 5. Ring top i

METAL: 18K gold, platinum. GEMSTONES: old mine cut diamonds, some stones have chips visible only upon loop inspection - approx. 1.80-2.00ctw. MEASUREMENTS: earrings are 34mm long x 15mm at widest poin

A single stone old cut diamond ring, the plain shank swelling at the front and cast into a sunburst of raised rays, the tips of which form claws to hold the old cushion cut diamond, yellow metal stamp

Single stone old cut diamond ring, mounted in unmarked yellow metal tested as 9ct gold, finger size R 1/2, gross weight approximatively 2.6 grams.

Ladies Platinum and Old Mine-Cut Diamond Ring. The center stone flanked by triangular canary diamonds; housed in a blue leather box. 3.9 g. Approximately 1 carat solitaire: 6.4mm x 6.7mm x 2.6mm Ring

A diamond single-stone ring. The old-cut diamond, with tapered shoulders and plain band, Estimated diamond weight 1.15cts, tinted colour, VS clarity. Ring size L. Weight 2.3gms. Overall condition good

A diamond single-stone ring. The old-cut diamond, with tapered shoulders and plain band. Estimated diamond weight 0.90ct, K-L colour, P1 clarity. Ring size P. Weight 3.6gms.

A diamond single-stone ring. The old-cut diamond, to the openwork shoulders and knife-edge band. Estimated diamond weight 0.60ct, I-J colour, VS2-SI1 clarity. Ring size L. Weight 1.5gms. Overall condi