Watch replacement O-ring set of 750 as follows:

• 50 x 16mm x 0.7mm
• 50 x 17mm x 0.7mm
• 50 x 18mm x 0.7mm
• 50 x 19mm x 0.7mm
• 50 x 20mm x 0.7mm
• 50 x 21mm x 0.7mm
• 50 x 22mm x 0.7mm
• 50 x 23mm x 0.7mm
• 50 x 24mm x 0.7mm
• 50 x 25mm x 0.7mm
• 50 x 26mm x 0.7mm
• 50 x 27mm x 0.7mm
• 50 x 28mm x 0.7mm
• 50 x 29mm x 0.7mm
• 50 x 30mm x 0.7mm

Perfect for watch repair businesses & for home DIY use for the replacement of watch O-rings for waterproof watches.