Fine Gems International, wholesalers of Montana sapphire in Helena, Mont., says its entire inventory of Montana sapphires has been heated—in either a reducing (lower oxygen) or oxidizing (higher oxygen) atmosphere—without the addition of beryllium, titanium, or magnesium. Bob Kane, Fine Gem's fo
A JCK Pro subscription is your all-access pass to people and resources on the
cutting edge of the retail jewelry industry, from the industry authority you
know and trust
