Marlborough Imperial Green Chalcedony, 16.89 ct. Cabochon, Master cut
Shape - LARGE High Quality, High Dome base, small bevel at base for professional mounting..
Weight - 16.89 carat
Size - 16 x 16 x 8.5 mm
Color - Apple Green with expected slight blue hue inherent to Marlborough discovery 1970’s. Long mined out this is the real thing.
Clarity - Translucent
Luster - Exceptional
Origin - Marlborough Australia
Treatment - None
Hardness- 7
Notes - THIS GEM IS MINED OUT. Google the name of this gem (Green Chalcedony Van Cleef & Arpels on a major auction site) Primarily mined out by large jewelry houses, (like the aforementioned), it was in such huge demand Marlborough green chalcedony / chrysoprase was wiped out by the high-end jewelry industry and collectors especially Van Cleef & Arpels and China 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 16,000 USD and exceeding 100,000.00 USD.
Hard to come by now. Ours were bought from a retired mine manager at the Marlborough mine) 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! We will happily GIA test any gem for you and batch test our rough with GIA. This is real untreated Marlborough origin amd the mine is now exhausted, mines out and lesser quality gems are being used even by the highest end jewelers.
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Marlborough Imperial Green Chalcedony, 16.89 ct. Cabochon, Master cut
Shape - LARGE High Quality, High Dome base, small bevel at base for professional mounting..
Weight - 16.89 carat
Size - 16 x 16 x 8.5 mm
Color - Apple Green with expected slight blue hue inherent to Marlborough discovery 1970’s. Long mined out this is the real thing.
Clarity - Translucent
Luster - Exceptional
Origin - Marlborough Australia
Treatment - None
Hardness- 7
Notes - THIS GEM IS MINED OUT. Google the name of this gem (Green Chalcedony Van Cleef & Arpels on a major auction site) Primarily mined out by large jewelry houses, (like the aforementioned), it was in such huge demand Marlborough green chalcedony / chrysoprase was wiped out by the high-end jewelry industry and collectors especially Van Cleef & Arpels and China 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 16,000 USD and exceeding 100,000.00 USD.
Hard to come by now. Ours were bought from a retired mine manager at the Marlborough mine) 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! We will happily GIA test any gem for you and batch test our rough with GIA. This is real untreated Marlborough origin amd the mine is now exhausted, mines out and lesser quality gems are being used even by the highest end jewelers.
SKU: MBCH17
$2,200.99
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