AN IMPORTANT DIAMOND SINGLE STONE RING, VAN CLEEF & ARPELS

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AN IMPORTANT DIAMOND SINGLE STONE RING, VAN CLEEF & ARPELS
Van Cleef & Arpels
Set with a cut-cornered rectangular-cut diamond weighing approximately 10.14 cts., flanked on each side by a baguette-cut diamond, mounted in platinum
Signed Van Cleef & Arpels, No. 2562 S.O.
With certificate 10564555 from the Gemological Institute of America stating that the diamond is E color (near colorless) and VS1, accompanied by a working diagram indicating that the stone may be improvable