Antique sapphire source

All, I do many antique repairs and Iam searching for a reliable source
for triangular faceted sapphires.Many art deco style rings bracelets
and even watches were set with these.I had to have the last one
cut.Too expensive.Thanks J Morley Coyote Ridge Studio

Jay-Bee Gem Inc. 36 NE 1st St. #412 Miami, Fl. 33132-2419 can cut
stones to order for antique or vintage jewelry. They also can supply
calibre’ cut stones for antique and vintage jewelry very reasonable

Hayes Jewelers