A practical 10-piece watch O-ring set designed for maintaining and repairing waterproof watches. Ideal for both professional watch repairers and DIY enthusiasts, these precision rubber O-rings help restore water resistance and ensure a tight, long-lasting seal.

Main Features

• Complete 10-size range (31mm–40mm).

• High-quality rubber for durability and flexibility.

• Ensures watertight sealing for waterproof watches.

• Suitable for repair shops or home maintenance.

• Compact set—perfect for individual or occasional use.

Included Sizes 

• 31mm × 0.9mm

• 32mm × 0.9mm

• 33mm × 0.9mm

• 34mm × 0.9mm

• 35mm × 0.9mm

• 36mm × 0.9mm

• 37mm × 0.9mm

• 38mm × 0.9mm

• 39mm × 0.9mm

• 40mm × 0.9mm

Specifications

• Material: Rubber

• Thickness: 0.9mm

• Quantity: 10 pieces

• Application: Waterproof watch sealing and maintenance