100x XL Extra Large Flat Mineral Glass Watch Crystal 41.25mm - 43.5mm Jumbo Set

100x XL flat mineral glass watch crystals, 41.25mm–43.50mm in 0.25mm increments — a bulk wholesale set for watchmakers.

⭐ At a glance

📏 Size range: 41.25mm to 43.50mm, in 0.25mm steps

📦 Included: 100 crystals, 10 pieces of each size

✅ Fits: large/jumbo case watches within this diameter range

✔️ Condition: new with tags

Material: Mineral glass, clear, 1mm thick, flat profile

✅ Fits

This is a mixed size run covering 41.25mm to 43.50mm in 0.25mm steps, with 10 crystals supplied at each size — ideal for fitting extra-large and jumbo watch cases, including many vintage models. Flat mineral glass, 1mm thick throughout, so each crystal sits flush in cases designed for a flat-top glass.

⚠️ Please check your case opening diameter carefully before fitting — with 0.25mm increments across the range, an exact match is essential for a proper seal.