This shop offers a variety of jewels made from precious stone tanzanite. You can buy those or diamonds and emeralds, which are also sellable.
Company´s official website http://www.diamondsinternational.com/
Phone +1 340 774 6181
Address Norre Gade, Charlotte Amalie, St Thomas, U.S. Virgin Islands
Coordinates 18°20'29.872" N -64°55'49.984" E