OMEGA Click Spring 240-1105 - Universal Multi-Caliber Swiss Part

Original OMEGA Click Spring 240-1105

Ensure reliable winding function with this authentic OMEGA click spring for an extensive range of calibers. This essential micro-component provides the precise tension needed for the click mechanism, preventing the mainspring from unwinding and maintaining stored energy across OMEGA's diverse movement families.

Technical Specifications:

• Brand: OMEGA Swiss Made
• Part Number: 240-1105
• Type: Click spring
• Compatible Calibers: 240, 241, 242, 243, 244, 245, 250, 251, 252, 300, 301, 302, 310, 330, 331, 332, 333, 340, 341, 342, 343, 344, 350, 351, 352, 353, 354, 355, 360, 361, 370, 371, 372, 410, 420, 470, 471, 490, 491, 500, 501, 502, 503, 504, 505, 510, 511, 520, 600, 601, 602, 610, 611
• Condition: Very good used condition
• Quality: Professional watchmaker inspected
• Function: Winding mechanism tension

Exceptional Universal Compatibility:

This click spring serves an remarkable range of over 50 OMEGA calibers spanning from the 240 to 611 series, making it one of the most universally compatible winding components in OMEGA's entire catalog. Its precision engineering ensures reliable click function across multiple movement generations and families.

Essential Micro-Component:

✅ 100% Original OMEGA click spring
✅ Very good used condition
✅ Exceptional universal compatibility (50+ calibers)
✅ Essential winding mechanism part
✅ Professional watchmaker approved

Perfect for: OMEGA Cal. 240-611 restoration, winding mechanism repairs, click system maintenance, or ensuring reliable mainspring retention across the widest range of vintage and classic OMEGA movements.