Platinum Ring with 5 Old Cut Diamond of c. 1.10 Ct., c.

Platinum, Diamond and Sapphire Ring One old European-cut diamond ap. 2.65 cts., calibré-cut sapphires, 14 old-mine cut diamonds ap. .45 ct., c. 1920, ap. 3.7 dwts. Size 5 1/2. C

Platinum, Ruby and Diamond Ring One oval ruby ap. 5.75 cts., 6 old-mine cut diamonds ap. .20 ct. Size 4 1/2. C

Platinum and Diamond Ring Centering one old European-cut diamond weighing 1.83 cts., 4 tapered baguette diamonds ap. 60 ct., ap. 3.4 dwts. Size 5 1/2. The diamond has been weighed. C Property of a Pri

ART DECO PLATINUM DIAMOND RING (OLD MINE CUT) C. 1920 1.01 CT. H-VS2, W/GIC, SIZE 6 1/2

Platinum Presumably London, Great Britain, 1940s Hardly legible numbering inside 2 old cut diamonds with a total weight of c. 1 ct. 25 pear and baguette cut diamonds with a total weight of c. 3 ct.

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

c. 1910 Art Deco platinum diamond ring featuring an Old European cut diamond measuring 10.2 x 9.8 x 6.7mm weighing approx. 4.51 ct bezel set in the center of the ring with 10 additional Old European c

Platinum and Diamond Ring One old European-cut diamond weighing 1.66 cts., 6 old European-cut diamonds ap. .15 ct., ap. 3 dwts. Size 7 1/2. The diamond has been weighed. C

c. 1930, Platinum ring featuring a round cut sapphire measuring approx. 5 mm in diameter, two old European cut diamonds weighing approx. 0.50 ctw, engraved mounting with milgrain edge, sz 7.25, 4.1 gr

Platinum and Diamond Ring One old European-cut diamond weighing 2.00 cts., chipped, 20 single-cut and 4 baguette diamonds, ap. 3 dwts. Size 5 3/4. The diamond has been weighed. C

1910-1915 Edwardian diamond and platinum ring, comprising 1.25 ctw old European and swiss cut diamonds (I-J color, Si1-Si2 clarity), Duchess style. Fineness marked, PLAT. Approx. US 4.5, total weight

Platinum diamond and citrine ring,c.1950, 5.05dwts.Size: 6.This ring has eighteen .15ct round full cut VS1-SI2 old European diamonds, a citrine stone approximately 12 carats, measuring 15.5mm x 11.5mm

Platinum and Diamond Brooch One old European-cut diamond ap. .50 ct., old European and single-cut diamonds ap. 2.00 cts., ap. 5.8 dwts. With box. C

Antique Gold, Ruby and Diamond Ring 3 cushion-shaped and oval rubies ap. 1.60 cts., 18 old-mine cut diamonds ap. .75 ct., c. 1900, ap. 1.6 dwts. Size 7. C Property of a Lady from Richmond, Virginia

pendant, ART-DECO 1920/'30s, yellow gold 585/000, central old-cut diamond c. 0.15 ct, directly around the setting 13 sapphires, in the outer garland 8 more diamonds white, all stones set in platinum ,

18 karat white and rose gold (tested) Europe, around 1900 88 old cut diamonds with a total weight of c. 12 ct. Medium to good color and clarity Prong setting Length, each: 2.5 cm Total weight: c. 11.9

Old-cut diamond ring platinum 870/000 unstamped, tested, with an old-cut diamond 0.75 ct slightly tinted white/PI and 4 diamond roses, RG 64, 2.5 g

c.1920s platinum ring featuring an Old European cut diamond weighing approx, 2.60 carats with an average color grade of K - L and an average clarity grade of VS bezel set in center of ring with additi

c. 1920's Art Deco platinum ring featuring two Old European cut diamond weighing approx. 1.00 ctw set in a bypass style with French cut emeralds to accent the bypass, with additional Old European cut

Art Deco platinum old European cut diamond (1 ct) engagement ring, handmade file work band, electronically tested size: 6.75 total weight: 5.1 grams Provenance: Property from a New Braunfels, Texas

Platinum ring featuring an Old European-cut diamond weighing approx. 1 ct., flanked by 2 smaller round diamonds together weighing about .90 ct., within a diamond border, sz 5 with hinged ring guard, 5

c. 1915 platinum ring featuring 12 main old European cut diamonds weighing approx. 4.00 ctw set in an elongated rectangle with 14 additional smaller diamonds set in between large ones and down the sha

ANTIQUE ART DECO PLATINUM MINE CUT DIAMOND RING WITH SAPPHIRE ACCENTS, C. 1920; APPROX. 1.0 CT CENTER STONE, COLOR H-I, CLARITY VS2-SI1; SIZE 7; 2.7 GRAMS TOTAL WEIGHT; PROVENANCE: PROPERTY OF G. LASH

Lot of two early 20th century antique rings. One 10k white gold genuine mine cut diamond cocktail ring, approx size 5 (missing stones). One 14k yellow gold Edwardian ring with inconclusive diamond (no