ETA 2640

ETA 2640 2660 Automatic Mainspring Self Lubricating

ETA 2640 2641 2660 Automatic Mainspring Non Magnetic Self Lubricating Nivaflex   Made in Switzerland

ETA Caliber 2640 2648 2661 2668 Original Click Part Number 425

ETA Caliber 2640 2648 2661 2668 Click Part number 425 Original Swiss Part.      Image is for reference only, not specifically for this movement.

Spring For Balance Shock Absorber Upper Lower ETA2641

Spring For Balance Shock Absorber Upper Lower for ETA Calibers 2360, 2365, 2412, 2512, 2540, 2541, 2551, 2640, 2641, 2648, 2651, 2658, 2671 Made in Switzerland