Original Genuine Rolex Daytona Caliber 4130-231 Setting Lever Spring – Watch Movement Part

This is an original, genuine Rolex setting lever spring, part number 231, designed specifically for the Rolex Caliber 4130 chronograph movement used in the Rolex Daytona. The setting lever spring is an essential component of the keyless works, providing proper tension and precise operation during time-setting and crown engagement.

Manufactured to Rolex’s exact Swiss specifications, this part ensures correct fit, smooth functionality, and long-term reliability. Ideal for professional watchmakers and authentic Rolex Daytona servicing, repair, or restoration work.

Key Features:

• Original genuine Rolex factory part

• Caliber: 4130

• Part Number: 231

• Function: Setting lever spring (keyless works component)

• Condition: Genuine / Authentic

• Swiss-made precision

• Compatible with Rolex Daytona movements using Cal. 4130

Perfect for maintaining originality and correct crown-setting performance in Rolex Daytona movements.