Pro Grade 700 Pcs Watch Crown O Ring Kit With 12 Sizes From 1.4mm To 2.8mm Rubber Gaskets For Watch Repair Perfect For Watchmakers And Gearheads Durable Case Replacement O Rings

Pro Grade 700-Piece Watch Crown O-Ring Kit, 12 Sizes
✔️ 700-800 total pieces, 12 sizes 1.4-2.8 mm in labeled box

These crown O-ring seals are rubber gaskets for watch crowns, used to restore water resistance during repairs. Handy for watchmakers and hobbyists to replace worn seals across multiple watch models, with a labeled storage box for easy size selection.

✅ 12 sizes from 1.4 mm to 2.8 mm, ~65 pcs per size (700-800 total)
✅ High-quality rubber seals with good sealing and high temperature resistance
✅ Durable, flexible, wear-resistant crown O-rings for long-term use
✅ Includes storage box with labeled compartments for quick size selection
✅ Handy for watchmakers and gearheads to restore crown waterproofing across models
✅ Highly elastic and easy to install for reliable sealing

💡 What is a watch crown O ring used for? This handy seal keeps water out and protects crown threads. - Seals crown against moisture for reliable waterproofing - Handy for quick replacements across multiple watch models - Extends crown life with durable elastic rubber