拍品專文
US$30,000-40,000
細節
AN UNMOUNTED SQUARE CUSHION-SHAPED SPHALERITE
Weighing 183.79 carats
With certificate 10195629 dated 21/8/97 from the Gemological Institute of America stating that the stone is a sphalerite
Weighing 183.79 carats
With certificate 10195629 dated 21/8/97 from the Gemological Institute of America stating that the stone is a sphalerite