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Assemble Watch Case

Your parts. Our workbench. Ready to wear.

Professional assembly for Lucius Atelier Explorer and Seikonaut watch cases. We handle the full build — case fitting, movement seating, crown alignment, and the caseback press — so your mod arrives as a finished watch, not a box of parts.

Every build is fitted and checked on the bench: movement seated and aligned, crown and stem threading verified, caseback pressed. All work is carried out in Singapore.

Made for modders who want a clean, professional build without the assembly hassle.

Skip the assembly hassle.
Your case and movement go onto our bench — and a finished, checked watch comes back, ready to wear.

The full build, handled.
Case, movement, crown, stem and caseback — assembled as one finished watch.

Every fit checked.
Movement fitting and alignment checked, crown and stem threading verified, before anything ships.

3–5 day turnaround.
Approximately 3–5 business days of workshop time from receipt of parts.

Assembled in Singapore.
All work is carried out in Singapore.

Heads up — parts not included

This is a labour service only. Bring your own case and movement, or purchase them separately alongside this service. Lead time is approximately 3–5 business days from receipt of parts.

    1. Full case assembly (case, movement, crown, stem, caseback)
    2. Movement fitting and alignment check
    3. Crown and stem threading verification
    4. Caseback press

    Heads up: assembled watches require approximately 3–5 business days of workshop time before shipping.

    1. Cases Lucius Atelier Explorer and Seikonaut watch cases
    2. Movements NH35, NH36, NH34

    Building a diver-style case? See the Assemble Diver Watch Case service instead.