Cushion ct. 4.80 circa sapphire and marquise diamond

Circa 1890, 14K rose gold Centering a cushion-cut sapphire weighing approximately 0.40 ct. and surrounded by twenty old mine-cut diamonds totaling approximately 1.00 ct. and graded I-K color, SI-I cla

Oval ct. 1.10 circa sapphire diamond accented yellow gold band ring, g 11.94 size 9.5/49.5. IT Anello a fascia in oro giallo con zaffiro ovale di ct. 1,10 circa e diamanti rotondi a rifinirlo, g 11,94

A sapphire and diamond dress ring. Of asymmetric design, the graduated cushion-shape sapphire and marquise-shape diamond lines, with a triangular-shape diamond side, to the baguette-cut diamond curved

18k white gold marquise diamond and sapphire ring, circa 1975. Ring Size 6. 1.7 dwt

Gold Content:18K Gold Size:US7 Main Gemstone(s):Sapphire Number of stones:1 Gemstone Shape:Cushion Carat Weight:4.4ct Gemstone Color:Pink Cut Grade:G Side Stone(s) : Diamond Gemstone Sh

PGL Digital Appraisal Included. Retail Replacement Value $7,695 Main gemstone is a oval cushion cut diffused Sapphire. Carat Weight:2.51 Treatment: Diffusion, Heat & Pressure 14kt Gold mounting featur

MARQUIS 2.05 CT SAPPHIRE WITH DIAMONDS RINGnatural, and set yellow gold

DESCRIPTION: An Art Deco pin comprising of 18kt yellow gold along the pin, and filigree reticulated white gold along the top with a faceted sapphire and diamond. CIRCA: Early 20th Ct. ORIGIN: Unknown

IMPORTANT 8.33 ct. BLUE SAPPHIRE AND DIAMOND RING, set with a central cushion cut blue sapphire of 8.33 ct. Flanked by baguette cut diamonds on the shoulders totalling approx. 0.75 ct. Size O. 8.3 gra

*MISSIAGLIA Round diamond oval cabochon sapphire bi-coloured gold ostrich brooch, a ruby for the eye, diamonds, in all ct. 0.80 circa, sapphire, in all ct. 4.90 circa g 26.37, length cm 7.50 circa. Si

SAPPHIRE AND DIAMOND RING, CIRCA 1915-20 The old cushion-shaped sapphire, weighing 13.81 carats, within an engraved and pierced platinum mount with foliate detail, millegrain-set with old brilliant an

SAPPHIRE AND DIAMOND SET BANGLE, CIRCA 1890 The cushion-cut sapphire within a cushion-shaped diamond surround, between similarly-set diamond shoulders, on a trifurcated knifewire bangle, diamonds appr

DESCRIPTION: A pair of 14K yellow gold sapphire and diamond studs. Hallmarked: "14K" CIRCA: 20th Ct. ORIGIN: USA DIMENSIONS: Total Weight: 0.5 Dwt. CONDITION: Great condition. See lot description for

IMPORTANT CERTIFICATED 4.18 CT. BURMA BLUE SAPPHIRE AND DIAMOND CLUSTER RING, set with a central cushion cut blue sapphire of 4.18 ct. surrounded by diamonds. Size M. 4 grams. Accompanied by GCS Londo

ART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design with fine millegrain accents, centered with three round Old European Cut diamonds, flanked by rose cut diam

ART DECO PLATINUM 1.58 CT DIAMOND SAPPHIRE RING w/ COA, circa 1935, with an open work design with fine millegrain accents, centered with three round Old European Cut diamonds, flanked by rose cut diam

PLATINUM OVER 0.925 STERLING SILVER.....Metal Weight by Gram:4.26;Total Weight by Gram:5.93;Size:7; OCEAN MYSTIC GEMSTONE...Quantity:1;Cut:CUSHION CUT;Carat:7.878;Clarity:VERY GOOD;Color:MAGICAL BLUE

Lady's 18K White Gold Dinner Ring, with a cushion cut 2.82 ct. pink sapphire atop a double concentric graduated border of tiny round diamonds, the split shoulders of the band also mounted with tiny ro

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

A sapphire and diamond brooch. Of marquise-shape outline, the cushion-shape sapphire, to the alternating vari-cut diamond line and oval-shape sapphire surround. Estimated total old-cut diamond weight

Diamond, 14k White Gold Ring. Featuring one cushion-cut diamond weighing approximately 1.15 ct., accented by twelve marquise-cut diamonds weighing a total of approximately 0.90 cttw., set in a 14k whi

18K White Gold, Diamond, and Sapphire Ring European cut diamond, approximate .25 ct. Square cut sapphire, circa 1930.(CDB10323)(PR) Measurements: Size 7.5 Condition: Good condition

The two bands set to the front with four marquise-faceted diamonds, approx. 55 ct. TW., or a cluster of marquise or RBC diamonds, approx. .68 ct. TW. or sapphires. 14k. Sizes 8 1/2. 5.3 dwt.

Spectacular late XIX century Victorian ring set with cushion-cut sapphires of graduating size, set in between two rows of 14x rose-cut diamonds G-H, VS2. Diamond estimated total weight 0.50. Ring is m