Genuine ROLEX Stud Support Cal. 1555 Part 7977 NOS

Genuine Rolex Caliber 1555 Part 7977 – Stud Support – Factory Sealed NOS

Original genuine Rolex Part No. 7977 Stud Support for the Rolex Caliber 1555 automatic movement. This is a genuine Rolex New Old Stock (NOS) replacement part, supplied in a sealed package and never used.

The stud support (stud holder) is an important component of the balance assembly, securing the hairspring stud in the correct position for proper regulation and accurate timekeeping. Ideal for professional watchmakers, vintage Rolex restoration projects, and authentic Cal. 1555 movement servicing.

Details:

• Genuine Rolex Part No. 7977

• Fits Rolex Caliber 1555

• Part Description: Stud Support / Stud Holder

• Factory Sealed Package

• New Old Stock (NOS)

• Genuine Rolex Swiss-made movement part

• Perfect for vintage Rolex repair and restoration

Reference: Rolex Caliber 1555 parts listings identify 7977 as the Stud Holder/Stud Support for the 1500 series movements, including Cal. 1555.