The Colmar - Antique Old Mine Cut Diamond Gold Engagement Ring

A stunning older ring featuring an old mine cut diamond in the center surrounded by rose cut diamonds. The diamond in the center is substantial at over half carat calculated weight. A newer thick sturdier 18k gold shank was added to the antique ring top at some point.

Metals: Metals: shank hallmarked 18k gold, undergallery tested acid tested between 10-14k, ring top is likely silvered but we cannot test it without damaging the ring


Gemstones: Diamond - old mine cut diamond 5.3x5.1x3.51mm, 0.58 carat by formula estimated clarity I1/ color J-K, minor girdle chip only visible with magnification, a beautiful older hand cut; accents - numerous rouse cut diamonds

Gemstones measured & graded while set as mounting allows, weight calculated by formula. All grades and weights are approximate

Ring Size: 7.5

Total Weight: 4.4g

Measurements: ring top 9.3mm diameter, 7.1 depth (from the finger to top of the ring), 2.7mm at the base of the shank

Hallmarks: 18k on shank

Condition: Item in very good estate condition, a newer shank

Items included: a new ring box

SKU: JA4409