Antique Platinum & Diamond Ring Mounting.

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.75. Ring top is 14.5mm in diameter. Center of the ring will keep approx. 10mm round stone. Ring has sign MARINA in Gothic letters. TESTE

The Diamonds are Small, but the Art Deco Mounting is Beautiful. It looks like the Bottom Prong Portions are Missing. The Ring is marked "Plat". It is a Size 5 1/2, and Weighs 2 Pennyweight, or 3.1 Gra

Ring size 6 3/4 (shank is slightly bent) top of the ring is 11mm in diameter, center will fit approx. 7.4mm stone., surrounded with 32 diamonds. Tested plat. Weight - 6.1 grams.Gemstones have not been

METAL: Platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 8. Ring center will keep approx. 7.5mm stone. MARKED: Platinum. WEIGHT: 6.7 grams. Gemstones have not been graded for color and clarity ,a

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: ring size 6.5. Ring top is 13mm in diameter. Ring ceneter will keep approx. 8.7mm round stone. TESTED: platinum. WEIGHT:7.4 grams.Gemstones have not

Deco platinum diamond ring mounting. The antique mounting is missing the center stone, and the opening measures 8.9mm. The mounting is set with 0.50 cttw. (G-H SI) old European cut diamonds and adorne

10% iridium/platinum ring, near colorless, SI-I clarity, approx. .50 ct with small round accent diamonds, filigree and engraved mounting, size 6.75, 2.1 DWT

Platinum diamond filigree ring; one larger early cut round diamond center, with 14ea small accent diamonds throughout raised antique filigree ring mounting; stamped: Platinum; Center diamond: 6.0mm VS

Antique Diamond, Platinum, 18k Yellow Gold RingFeaturing five European and mine-cut diamonds weighing a total of approximately 2.10 cttw., set in a platinum topped, 18k yellow gold ring mounting, size

Art Deco platinum mounting with old European diamonds, missing diamonds, center stone is a cubic zirconia measuring approx. 6.40 mm diameter, size 4, 1.9 DWT Non-diamond center stone ring.

Double diamond platinum ring; 3.9dwt; stamped: 50PLAT50IRRID antique engraved detail ring mounting set with larger two diamonds center with eight single cut accents. 5.0-5.2mm early cut diamonds & 1.3

Platinum and 18K gold vintage mounting containing one bar set princess cut diamond, measuring 5.86mm x 5.3mm x 4.14mm, weighing approximately 1.23 cts. (approximately K-L, VS2) and six baguette diamon

This is a NEWLY MADE, EXQUISITE RING MOUNTING that is HANDMADE in an ANTIQUE EDWARDIAN style from PLATINUM. The ARCHED GALLERY of the mounting is set with 36 EUROPEAN CUT DIAMONDS of H color, VS to SI

Having a central 0.2 carat old mine cut diamond in a circular platinum gallery mounting 12 melee diamonds on a 14k yellow gold band; size 4-3/4, 3.9g Provenance: Descended through a Mamaroneck, NY fam

center square cut corner step-cut diamond estimated weight 1.05ct., H-I, SI, 32 old European and single cut diamonds estimated total weight 0.74ct., stamped ?A.P.?, tested platinum, size 5-3/4, 5.3 gr

METAL: platinum. GEMSTONES: diamonds-approx. 2.20-2.30ctw. Oval modified brilliant cut sapphire-8.10ct, measurements-14.06mm x 11.12mm x 6.44mm. Stone is chipped on girdle. Original GIA Report #518106

Genuine antique platinum with diamond ring, size 5.25. Ring has an antique setting with a 1.ct round brilliant center diamond, color J, clarity 12. Total weight 4.2 grams. Comes with a GAL report.

METAL: platinum. GEMSTONES: diamonds-approx.1.50ctw. MEASUREMENTS: ring size 5.25. Ring top is 21mm in diameter. Ring center will fit approx. 6.7mm round stone. TESTED: platinum. WEIGHT: 9.7 grams. Ge

Domestic: Free Shipping Item: Edwardian Handmade Estate Platinum Diamond Ring Mounting 42 brilliant cut diamonds, 0.60 ctw Color/Clarity: H color, SI clarity Ring Size: 7.25 Ring Weight: 4.2 grams

METAL: platinum. MEASUREMENTS: ring size 8 (shank is bent and not perfectly round) ring top measures 18mm x 15mm, center stone will fit approx. 9mm in diameter stone. GEMSTONES: baguette diamonds .MAR

Ring set with 24 single cut diamonds with total weight of 1/3 ctw the center diamond is .78 ctw and color is G-H and VS2. Size 5 3.5 grams all in Retail replacement value is $5,800

METAL: Platinum. GEMSTONES: Two baguette diamonds (one damaged/chipped). Center of the ring fit approx. 11mm x 10mm stone. MEASUREMENTS: Ring size 5 3/4, ring top is 11.5mm wide. TESTED: Plat. WEIGHT:

Circa 1905, Edwardian design very fine platinum three central white diamond filigree ring surrounded by 40 pave white diamonds, unmarked. Ring size 6, approx 1.5 ctw, some breaks in filigree, approx 3

Antique Platinum & Diamond Ring, .80 carat round Old European or mine cut diamond in center with baguette and round diamonds throughout adding another .36 carat, total 1.16 carat, in a fine Art Deco s