Mineral dome watch crystal with black 3mm wide border, 1mm thickness. Available sizes 20.0mm to 34.0mm increments of .5mm
Mineral watch crystal .9mm thick with 3mm wide gold trim and black roman numbers
Watch crystal made of hardened mineral glass 1mm thick. The crystal can be installed by pressing into a case with plastic gasket or can be glued in by clear epoxy.
Watch crystal mineral hardened glass flat bottom domed top magnifies the dial details. The magnified glass can be glued or pressed in if the case has a gasket. Edghes are not polished for better grip. Mineral Hardened Watch Crystal Round Magnifier...