1.77 Carat GIA diamond 2.17 Ct Approx. TW Platinum Set

2.48 carat, L, SI2 Old European-cut brilliant platinum diamond ring flanked by six old European cut round diamonds approx: 0.26 ct tw., accompanied by GIA certificate report #2211090686. Ring measures

An EGL Certified 1.73 carat tw diamond ring. It is hand made with a 1.32 carat old mine cut brilliant center diamond that is surrounded by .41 ct tw diamonds. Set in platinum and is a size 5 1/2. The

Art Deco Approx. 19.65 Carat TW Diamond and Platinum Wide Bracelet. Set with 3.15 Carat TW three old European cut diamonds and accented throughout with approx. 16.50 carat TW old mine cut diamonds. Di

Vintage Approx. 3.90 Carat TW Diamond and Platinum Engagement Ring. Set in the center with an approx. 2.60 carat marquise cut diamond measuring 13.01 x 7.0 x 4.50mm, G color, SI1 clarity. Accented wit

The RBC diamond, approx. 1.0 cts. by formula, with a diamond bail, approx. .30 ct. TW., four prong-set in platinum, on yellow gold chain. 18k. 1/2", 18 1/2". 5.5 dwt.

Set with a cushion-cut emerald, weighing approx. 3.04 cts. by formula, and channels of straight baguette-cut diamonds, approx. .50 ct. TW, in platinum. Size 6 1/2. 3.5 dwt.

With marquise-cut diamond shoulders, approx. .80 ct. TW. in platinum. Size 8 3/4. 4.4 dwt. Accompanied by GIA Report #1192463663, Dated 29 June 2018, 3.04 cts. Round Brilliant Cut, 9.78 x 9.65 x 5.36

A carved oval moonstone cabochon depicting a seated woman in headdress, bezel-set in 14k yellow gold between RBC diamond shoulders, approx. .48 ct. TW., on platinum hoop. Size 7 1/4. 3.8 dwt.

The OEC diamond, approx. .33 ct., pierced and millegrained platinum engagement ring with OMC diamond shoulders, approx. .43 ct. TW; An engraved platinum band, with yellow gold interior. 14k. Sizes 10,

Central OEC diamond, 3.16 cts. by formula, flanked vertically by two OEC diamonds, approx. .50 ct. each, surrounded by diamond melee shoulders, approx. .26 ct. TW, set in millegrained platinum navette

Lady's platinum lavalier diamond pendant set with approx. 2.5 ct. tw. Old European cut diamonds including platinum chain set with approx. .50 ct. tw. Old European cut diamonds, pendant is approx. 1 5/

Set with a RBC diamond, weighing approx. 1 cts., flanked by RBC diamonds within a frame of baguette and marquise-cut diamonds, melee approx. .40 ct. TW, mounted in millegrained platinum, ca. 1955. Siz

A size 4 ladies antique platinum ring set with an approximately .25ct center diamond, two .20ct diamonds and twelve .02ct diamonds. Weight of 4 grams.

This lady's platinum ring is set with an approx. 1.50 ct. very dark green emeralds, moderately-heavily included, accented by approx. .75 ct. tw. round brilliant cut diamonds, G-H-VS-SI, sz. 7 3/4, 6.5

The oval ruby cabochon, approx. 2.91 cts. by formula, steeply set to pieced platinum topped diamond gallery, melee approx. .90 ct. TW throughout. In the style of Buccellati. Size 6. 6.2 dwt. Accompani

Ladies Art Deco diamonds ring. Crafted of platinum. Features an approximately .70 carat bezel set marquise cut diamond with a halo of single cut diamonds. Size 3. Signed 10% IRID PLAT. Center diamond

A signed Tiffany & Co., Schlumberger, 18k yellow gold and platinum ring that is set with approx. .28 ct. tw. round brilliant cut diamonds, of G-H color and VS clarity, Ring size 7, 6.18 grams.

Comprising three rings set with white or cognac OEC diamonds, weighing approx. .75 ct. TW, in pierced and millegrained filigree platinum or 18k white gold, two with synthetic sapphires, diamond melee,

An approx. 3.3 ct. Old European cut diamond, K-VS (small chips on girdle) is set between six, marquise cut diamonds, approx. .50 ct. tw., G-H-VS-SI, sz. 6 1/2, 3/9r g.

Comprising a woven ribbon motif band set with single-cut diamonds, approx. .45 ct. TW; Two with channel-set RBC diamonds, approx. 1.2 cts. TW. Largest size 6 1/2. 4.2 dwt.

Millegrained and hand engraved OEC diamond set scrolls radiate from central marquise cut diamond cluster tipped by synthetic calibrated emerald chevron, diamonds approx. .40 ct. TW, ca. 1920. Marked p

Comprising an eternity band, prong set with single cut diamonds, approx. .50 ct. TW; A half-hoop of channel-set princess cut diamonds approx. .40 ct. TW; Two rows of RBC diamonds, approx. .30 ct. TW,

With 17 jeweled Hamilton movement, sateen dial with Arabic hours, case with geometric millegrained details set with single-cut diamonds approx. .24 ct. TW, on woven stainless steel bracelet, ca. 1935.

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.