4.94 ct. Marlborough Green Chalcedony Cabochon, 4.94 ct. Master Cut Finest Quality Exceeding 98% of 1970’s mined rough.

Marlborough Green Chalcedony Cabochon, 4.94 ct. Master Cut Shape - Round, Bottom slightly beveled by our gem cutter for ease in professional mounting.  Weight - 4.94 carat Size - 10 x 10 x 6.3 mm Color - Apple Green Clarity - Translucent Color - Top Apple Green Luster - Exceptional Origin - Marlborough Australia Treatment - None  Hardness - 7 Notes - Marlborough green chalcedony / chrysoprase was wiped out by the high-end jewelry industry and collectors especially Van Cleef & Arpels in the 1970's due to it being a dead ringer for the highest-end jadeite (Imperial to Apple Green) hardness is excellent  and pieces of this vintage jewelry even with conservative amounts of the chalcedony and no diamonds, set in platinum or gold sell for prices starting at about 3500.00  USD and exceeding 100,000.00 USD. Hard to come by now. A true investment gem. Our gems are from our rough and cut by award winning American gem-cutters. No mass production the material is simply not available. HEAVILY F