Platinum Old Mine Diamond Ring

Art Deco platinum ring, with center three larger diamonds - approx. 2.00-2.10ctw (center approx. 0.85-0.90ct - small chip under a prong) and side diamonds approx. 0.66ctw, I/VS. Ring size - 8.25, ring

METAL: Platinum. GEMSTONES: Center old European cut diamond approx. 0.79ct, side diamonds approx. 24 stones. MEASUREMENTS: Ring size 5 1/2, ring top is 10mm wide. TESTED: Plat. WEIGHT: 3.2 grams.Gemst

METAL: Platinum. MEASUREMENTS: Ring size 7.75, ring top is 16mm x 21mm. GEMSTONES: old mine cut diamonds approx. 1.30ctw. TESTED: Plat. WEIGHT: 5.5 grams.Gemstones have not been graded for color and c

METAL: Platinum. GEMSTONES: Old mine cut diamond approx. 0.80ct, two larger side OMC stones - 0.30ct each. MEASUREMENTS: Ring size 5 1/4, ring top is 13mm wide. TESTED: Plat. WEIGHT: 6 grams.Gemstones

METAL: Platinum. GEMSTONES: Old mine cut diamonds approx. 0.70ctw. Rose cut diamonds. MEASUREMENTS: Ring size 6 3/4, ring top is 11.5mm at widest point. TESTED: Platinum. WEIGHT: 5.8 grams. Gemstones

METAL: Platinum. MEASUREMENTS: Ring size - 6, ring top is 8.5mm wide. GEMSTONES: Center old mine diamond - approx. 0.56-0.60ct, side rose cut diamonds. MARKED: French mark. WEIGHT: 3.5 grams.Gemstones

METAL: Platinum. MEASUREMENTS: Ring size - 4.5. Ring top s 8mm wide. GEMSTONES: Old mine cut diamonds approx. 0.90-1.00ctw. TESTED: Plat. WEIGHT: 3.3 grams.Gemstones have not been graded for color and

METAL: 18k Gold and Platinum. GEMSTONES: Old mine diamonds approx. 0.75ctw. MEASUREMENTS: Ring size 7 1/4, ring top is 4mm wide. MARKED/TESTED: Illegible mark/palt, 18k. WEIGHT: 2.5 grams.Gemstones ha

Art Deco platinum engagement ring, with center approx. 1.00ct old mine cut diamond, surrounded with approx. 1.20ctw in side diamonds. Ring size - 5.5, ring top - 15mm x 16mm. Marked: Plat. Weight - 5.

Ladies Platinum and Old Mine-Cut Diamond Ring. The center stone flanked by triangular canary diamonds; housed in a blue leather box. 3.9 g. Approximately 1 carat solitaire: 6.4mm x 6.7mm x 2.6mm Ring

METAL: Platinum. MEASUREMENTS: Ring size - 7 1/2, ring top is 16mm x 23mm. GEMSTONES: Diamonds - approx. 2.00ctw. TESTED: Plat. WEIGHT: 9.8 grams.Gemstones have not been graded for color and clarity ,

Art Deco style platinum engagement ring, with center old Mine diamond - approx. 0.53ct, side diamonds approx. 0.30ctw, 2 small sapphires. Ring size - 5.5, ring top is 11mm wide. Marked: Plat. Weight -

Platinum Old European Cut Diamond Ring - 3+ total carats of diamonds. Three old European Diamonds are mounted in the center of the ring - the total weight of the 3 is 1.70 carats. Old European Cut Dia

Filigree ring, 11 old mine cut diamonds, center diamond measures approximately 4.33mm diameter and 3.15mm depth, estimated total weight of diamonds 1.0 ct., tested platinum mount; size 4 1/4; total we

METAL: Platinum. GEMSTONES: Center old mine diamond approx. 0.45-0.49ct. Side diamonds. MEASUREMENTS: Ring size 5 3/4, top is 6.5mm. TESTED: Plat. WEIGHT: 3.5 grams.Gemstones have not been graded for

Metal : Platinum Designer : Platinum Gemstone : Center OMC cut diamond approx. 1.03ct, Side diamonds and sapphires Measurements : Ring size 8, top is 14mm x 15.5mm Marked: : tested plat

METAL: Platinum. GEMSTONES: Center diamond - 0.28ct, surrounding diamonds - 0.80ctw. French rubies - 1.00ctw. MEASUREMENTS: Ring size 7 3/4, ring top is 20mm wide. TESTED: Plat. WEIGHT: 4.9 grams.Gems

An antique platinum mount supports a fine old mine cut diamond weighing approx. .75 ct. Ring completed with small full cut round diamonds totaling approx. .20 ct.

A platinum and diamond cocktail ring having a diamond melee surround with an old mine cut approximately .50 center stone. (1.8 dwt.). Provenance: Proceeds of the sale of this lot to benefit the Mill N

Antique 18K & Platinum Old Mine Diamond and Pearl Ring, 1 Small Stone Missing

A platinum and diamond cocktail ring having a diamond melee surround with an old mine cut approximately .50 center stone. (1.8 dwt.).[Size 6] Provenance: Proceeds of the sale of this lot to benefit th

Platinum. Weight: 3.35g gross. Contains old mine cut diamonds surrounding ruby center stone. Offered without reserve. Est. $200-300.

Platinum and Old European Cut Diamond Ring, ca. 1925, set within a curved, pierced cushion shape mounting are (3) old European cut diamonds, the center stone is box-set flanked by (2) bead-set old Eur

An Edwardian platinum old-cut diamond floral cluster ring.Estimated total diamond weight 0.90ct, G-H colour, predominantly SI1-P1 clarity. Stamped PLAT. Ring size K. 3.2gms.