Genuine Factory Sealed Rolex Daytona Mainspring CAL. 13" 72A Part N°770

Genuine Factory Sealed Rolex Daytona Mainspring CAL. 13" 72A Part N°770

Ensure reliable power reserve with this authentic Rolex mainspring for Daytona caliber 13" 72A. This essential component provides consistent energy delivery and reliable operation in Rolex's legendary chronograph movements.

Technical Specifications:
Brand: Rolex
Caliber: 13" 72A (Daytona)
Part Number: 770
Type: Mainspring
Condition: New factory sealed
Quality: Professional watchmaker inspected
Function: Power reserve mechanism

Authentic Rolex Quality:
This genuine factory sealed Rolex mainspring for the iconic Daytona caliber 13" 72A is in perfect condition with no damages. Its precision engineering ensures reliable power delivery and optimal performance in one of Rolex's most celebrated chronograph movements.

Essential Component:
✅ 100% Genuine Rolex mainspring
✅ New factory sealed condition
✅ Compatible with Rolex Daytona Cal. 13" 72A
✅ Essential power reserve component
✅ Professional watchmaker checked and approved
✅ Ready to use

Perfect for: Rolex Daytona Cal. 13" 72A restoration, mainspring replacement, power reserve repairs, or ensuring reliable energy delivery in classic Rolex Daytona chronograph movements.