Hand cut, light blue, Smoky Bisbee Turquoise cabochon by John and Dillon Hartman. These wonderful American Turquoise cabochons were hand cut out of a natural Bisbee Turquoise nugget that was mine in the 1950s from the "Lavendar Pit" in Bisbee, Arizona USA. Turquoise from the Bisbee Turquoise mine in Bisbee, Arizona USA is very rare these days. These are pretty good sized Smoky Bisbee Cabochons and weigh a little more then 60 carats. These smoky Bisbee Turquoise cabochons are 100% natural and feature a thin backing of resin to rise them up out of a silver or gold bezel so that three sides of the stone can be seen. These Bisbee Turquoise cabochons feature a high gloss shine that you will not find in lower grade Turquoise cabochons. This Bisbee Turquoise cabochon lot weighs a little over 60 carats.