ring, ART-DECO 1920s, platinum (tested), central sapphire in cushion-cut c. 0.6 ct (5.5 x 4.0 mm),

Platinum, Blue Sapphire and Diamond Ring, center prong set mixed cut cushion shape sapphire, wt. exact 6.96 cts., 13.37 x 10.40 x 5.71 mm; ballerina bezel with numerous round and tapered baguette shap

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

Faceted cushion cut lively blue sapphire, 12.61 x 10.94 x 7.10 mm., 9.75 cts. by formula, strapped motif shoulders with RBC and baguette cut diamonds, RBC diamond rails, approx. 1.0 cts. TW. Setting m

Art Deco Platinum, Sapphire, and Diamond Ringthe pyramidal cabochon sapphire (14.3 x 12.3 x 9.45 mm) bezel set and weighing approximately 14.85 carats within a surround of old European and old single

An Art Deco style Platinum & Diamond engagement ring. Consisting of 1 center emerald cut diamond measuring 7.1 x 7.3 mm, approximately 2.25 cttw, with estimated F/G color and VS1 clarity, flanked by t

IMPORTANT CERTIFICATED 10.88 CT. CEYLON BLUE SAPPHIRE AND DIAMOND CLUSTER RING, in 18-ct gold. Set with a central cushion cut blue sapphire of 10.88 ct. flanked with diamonds totalling approx. 1.40 ct

Art Deco Emerald, Diamond, Platinum Bracelet, Van Cleef & Arpels The bracelet features a cushion-shaped emerald measuring 6.25 x 5.50 x 2.89 mm, enhanced by emerald-cut emeralds measuring 6.17 x 4

Art Deco Platinum Diamond & Sapphire BraceletWeighing 50.5 gramsSet with 6 European-cut Diamonds weighing app. 5.00 Ct.Along with 405 European-cut Diamonds weighing app. 16.70 Ct.F-H Color, VVS1-VS2 C

Lady's Art Deco Platinum, 4.55 ct Emerald and 7.78 ct Diamond Bracelet Largest Oval Emerald attributes 2.85 cts, medium light, moderately strong, slightly bluish green. 36 smaller French Cut Emeralds

Art Deco Style Platinum, Diamond, and Sapphire Ring, Tiffany & Co. the octagonal shaped mount centering on a round brilliant cut diamond with stated weight of 1.75 carats (G color, VS1 clarity) bezel

Diamond, Platinum Ring The ring features a European-cut diamond measuring 9.35 - 9.40 x 6.32 mm and weighing approximately 3.70 carats, enhanced by European and single-cut diamonds weighing a total of

Ring in 18 K white gold with central brilliant-cut diamond of 4.20 ct approx. of 10.90 x 6.20 mm accompanied by two baguette-cut diamonds. Gross weight 6 gr. Anillo en oro 18 K blanco con brillante ce

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

18 kt. White Gold, Unheated Ceylon Sapphire and Diamond Ring, center prong set cushion mixed cut unheated Ceylon blue sapphire, wt. approx. 11.31 cts., approx. 13.73 x 10.75 x 7.41 mm; shoulders with

Gold, Platinum, and Rubellite Daisy Ring, Schlumberger for Tiffany & Co. centering on a cushion cut rubellite (14.52 x 13.2 x 8.48 mm) weighing 11.23 carats, with daisy motifs to the profile and shoul

Art Deco Platinum Colombian Emerald & Diamond Ring Weighing 9.2 grams Set with a 9.37 Ct. Colombian Emerald in Center Along with 4.47 Ct. & 4.42 Ct. Colombian Emeralds And 18 European-cut Diamonds wei

Art Deco Kashmir sapphire, diamond and platinum ring Centering (1) oval-cut Kashmir sapphire, weighing approximately 2.30 cts., accompanied by an AGL Report #1092955, Dated June 21, 2018, stating Kash

Art Deco Burma Ruby, Diamond, Platinum Ring The ring features an oval-shaped ruby measurin

Art Deco Burma Sapphire, Diamond, Platinum Ring Stones: Octagonal-shaped Burma sapphire weighing approximately 8.85 carats; European and single-cut diamonds weighing a to

Art Deco Ceylon Sapphire, Diamond, Platinum Ring Stones: Oval-shaped Ceylon sapphire weighing 13.12 carats; single-cut diamonds weighing a total of approximately 1&period

Brand New:-Blue oval shape Sri Lanka sapphire 6.23 carats; GIA Report number: 5221119830; Measurements: 12.21 x 8.08 x 7.15 mm; 2 Trapezoid cut diamonds of 0.79 carats; Clarity: VSI Color: G; Set in 1

Crafted in platinum and 18K gold; set with a trapezoid cabochon-cut black opal, measuring approximately 12.40 x 9.30 x 4.65 mm; lozenge-shaped sapphire, weighing approximately 2.60 carats; accented by

Within four-prong platinum setting. Size 6 1/4. 3.9 dwt. Accompanied by GIA Report #6197680158, Dated 20 September 2018, 2.58 cts. Round Brilliant Cut, 9.07 x 8.99 x 5.1 mm, H, VS2, Good Polish and Sy

Central 8 ct emerald, probably Columbian, measuring 14.42 x 11.95 x 7.33 mm flanked by two half moon cut diamonds measuring 8 x 5.05 x 4.35. Emerald in 18k yellow gold four prong setting, diamonds set