Omega Speedmaster Pusher 4.5mm Medium 105.003

Restore or maintain your chronograph with this high-quality replacement pusher, crafted to precise dimensions for durability and performance.

✅ Reference: 3040S
✅ Part Type: Chronograph Pusher / Push Button
✅ Material: Stainless Steel – Polished finish
✅ Dimensions: 4.5 × 3.5 × 8.6 mm
✅ Thread Size: M2.8 W
✅ Condition: Brand New – Never used

This precision-made pusher is designed to ensure smooth chronograph function and a secure fit. Perfect for watchmakers, restorers, and collectors who require authentic-quality replacement parts.

⚠️ Note: Installation should be performed by a professional watchmaker to maintain proper fit and water resistance.