Tiffany & Co by Don Berg geometric Architectural Geometric 6 Pouch

Tiffany & Co by Don Berg geometric Architectural ring in .925 sterling.
Geometric ring designed by Don Berg for Tiffany & Co.
Beautiful sculptural piece, created exclusively for tiffany by Don Berg back in the 1973. Crafted with very bold details in solid .925/.999, with high polish finish.
Has a total weight of 15.9 grams and the actual size is 6 sizable.
The top view measures are 22 mm by 14mm and raise 12mm over the finger.
hallmark and signed, "TIFFANY & CO. AG .925