It is an exact fit for Seiko Part number 340W18gn 340W18. This is a mineral crystal made from. hardened glass not plastic or acrylic.
Swiss Made Mineral Glass Crystal Lens Seiko 6139-7070 6139-7071
ETA 926.301 Swiss Quartz Alarm Movement - Genuine Swiss Made Caliber ESA 926.301
Harley Ronda 763 Quartz Watch Movement, 3 Hands (Swiss Parts & Swiss Made) - NEW
Harley Ronda 751 Quartz Watch Movement, 2 Hands (Swiss Parts & Swiss Made)
Swiss Made to Fit Rolex Submariner 16800 16610 16660 16600 Cal. 3035/3135 Hands
Swiss Made Cogs Gears Steampunk Watch Parts Art Project Crafts Jewellery Making
