The product is a 43.4mm Bold vintage style 4.0mm Flat mineral glass pocket watch crystal made by the maker WATCHPARTSHUB in the United States. This stylish and classic glass crystal is designed to add a touch of nostalgia and authenticity to any pocket watch or vintage timepiece. The high quality mineral glass provides durability and protection, making it a perfect choice for collectors and enthusiasts looking to restore or customize their antique timepieces.
