Old stock IPHB Kingman turquoise cabachon handmade sterling silver pendant necklace

old stock Ithaca Peak high blue Kingman turquoise cabachon is set in a handmade sterling silver pendant necklace
I cut and polished the turquoise cabachon from rough material that came from the Kingman mine in the 1950's They didn't get much of this material when mine was operating at peak capacity back then
the turquoise cabachon is 24 x 14 mm and 12 carats
the 1.4 mm sterling silver chain is 20 inches
comes with black velvet gift box