Caseback Screws Compatible with Longines Spirit Zulu Time L3.812 Series : Stainless Steel

Restore secure case closure with this replacement caseback screw set, designed for watch cases compatible with the Longines Spirit Zulu Time L3.812. These stainless steel screws are ideal for replacing worn, stripped, or missing originals during servicing or case refurbishment.

Manufactured to match the original thread profile, head diameter, and length specification used on L3.812 cases, including L3.812.4 and L3.812.5. they provide proper engagement and stable fastening when installed correctly. Precision machining ensures reliable fitment and consistent alignment with the caseback structure.

Professional installation is recommended to prevent thread damage and ensure proper case sealing.

(Not an OEM part and not affiliated with Longines — compatible replacement only.)

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