Ring rosette in 18 kt. white gold formed by a natural central sapphire, Blue color, without heat

Estimated at 12.10 ct. set in claws and flanked by brilliant-cut diamonds, estimated total weight of 1 ct. .

Estimated at 1.35 ct. accompanied by brilliant-cut and baguette-cut diamonds. .

Title: A rare GIA 11.92ct natural unheated blue sapphire & Diamond Ring Metal Purity: 18kt white gold Gemstones: Natural Unheated 11.92 Blue Sapphire with natural diamonds Size/Dimensions: Ring Size U

Stone: Sapphire Color: blue Carat Total Weight:0.75ct Main Stone size:5.9*4.6mm Shape: Oval Clarity: Transparent Cut:Brilliant weight:1.31gr Ring size:6.75 US Secondary Stone: Diamond Secondary Stone

A ladies gorgeous 18Kt White Gold Diamond ring. Ring has a total of 18 round diamonds weighing 0.24ctw and 11 Natural Blue Sapphires weighting 0.65ctw. Ring size: 7.00. Total weight: 2.51 grams. SUPGM

A ladies gorgeous 18Kt White Gold Diamond ring. Ring has a total of 18 round diamonds weighing 0.24ctw and 11 Natural Blue Sapphires weighting 0.65ctw. Ring size: 7.00. Total weight: 2.51 grams. SUPGM

Item: 5.1ct. Unheated Blue Sapphire Ring in 18kt White Gold CGL-GRS Certified Stone Weight: 5.1cts. Shape: Emerald Cut (Rectangular Cut Corner) Measurements 9.58x8.55x6.28 mm Color: Blue Clarity: Mode

Classic Ballerina Cocktail GIA Certified 3.46ct. Natural Blue Sapphire ring. Report: 5172627151 Cushion cut: 9.81 X 7.91 X 4.69mm Transparent, Violetish Blue Color No Heat & No Enhancements. 3.00ct. S

Ring. Signed 18kt yellow gold ring with a central oval natural, unheated, Ceylon blue star sapphire. Accompanied by an April 3rd, 2023 GIA Sapphire Origin Report, no. 2221865137 stating this is one, O

Ring. Signed 18kt white gold ring with central oval faceted blue gem flanked by (20) full cut faceted diamonds. Central gem, most probably a sapphire, measures approx. 10.0mm x 8.0mm; diamonds measure

18Kt gold luxury set 9.6ct natural cornflower blue sapphire and 4.3cts natural South African high quality diamonds, gorgeous design and attractive style, bright color, clean-crystal, good clarity. Sha

18Kt gold luxury inlaid with 4.75ct Sri Lankan natural royal blue sapphire and 1.68cts South African natural diamonds, bright color, clean-crystal, good clarity. Shape: Cushion-shaped. Overall conditi

18Kt gold set with 3.6ct natural royal blue sapphire and 0.9cts natural South African high quality diamonds. Crystal-clear, full color, good color, the wearing effect is elegant and bonny. Overall con

18Kt gold set with 3.4ct natural royal blue sapphire and 1.32cts natural South African diamonds. Crystal-clear, full color, good color. Internationally certified natural Sapphire, comes with Internati

18Kt gold luxury inlaid with 2.8ct Sri Lankan natural royal blue sapphire and 1.22cts natural South African high quality diamonds, bright color, clean-crystal, good clarity. Cut: Excellent. Internatio

18Kt gold luxury inlaid with 1.35ct Sri Lankan natural royal blue sapphire and 0.46cts South African natural diamonds, bright color, clean-crystal, good clarity. Shape: Oval. Cut: Excellent. Internati

Greek Iconic Ring.Natural Jet Black Onyx, Sapphire Diamonds ring..15ct Natural Cabochon Blue Sapphire..30ct. Diamonds G-color Vs-2 clarity.Gorgeous Carved German Onyx Inlay 18kt. yellow gold 5.7 grams

LARGE 18KT WHITE AND ROSE GOLD ENGAGEMENT RING. 3D DOUBLE HALO DESIGN. ROUND WHITE DIAMOND IS F/G COLOR, VSSI CLARITY .49 CARATS. ROUND PINK DIAMONDS ARE .10 CARATS. CUSHION CUT NATURAL BLUE DIAMOND I

Stunning Natural Sapphire & White Topaz Ring,,,,,14k white gold coating.....0.925 sterling silver...;Deep Blue color sapphires....hardness 9; FACE RING 20.0 X 18.0 MM.; total carat weight...31.60 cara

Gem: Natural Blue Sapphire & Diamond Item: Ring Quantity: 1 Ring face diameter: 18.2x19.5mm Diamond: .72 carat round shape brilliant (Clarity: SI-2, Color: H-I) Center Sapphire: 6.27 Carat Oval Shape

Gem: Natural Blue Sapphire & Diamond Item: Ring Quantity: 1 Ring face diameter: 18.2x19.5mm Diamond: .72 carat round shape brilliant (Clarity: SI-2, Color: H-I) Center Sapphire: 6.27 Carat Oval Shape

Gem: Natural Blue Sapphire & Diamond Item: Ring Quantity: 1 Ring face diameter: 18.2x19.5mm Diamond: .72 carat round shape brilliant (Clarity: SI-2, Color: H-I) Center Sapphire: 6.27 Carat Oval Shape

GIA Certified 2.52 Carat Oval Cut Natural No Heat Sri Lanka Oval Cut Sapphire, Diamond and 14 Karat White Gold Ring. Sapphire with vivid blue color. Stamped 14K. Ring size 7. Approx. weight: 4.5 grams

Floral Brooch. Signed 18kt bi-color gold brooch comprised of (5) yellow gold florets displaying central prong-set round faceted blue sapphires and several white gold leaves accented by a total of (19)