This Bolo has a 65 Carat, High-Grade Natural Spiderweb Turquoise stone I purchased in the 1980s.
(I believe it was sold to me as Tibetan turquoise)
The Bolo is 2.5 inches long and 2 inches wide. The cord is 10mm thick.
Sterling Silver and Natural Turquoise Bolo Tie by Carusetta listed in:
, Sterling Silver Jewelry - Available Now