Small parts.
Better decisions.
A steady bench.
Know your movement. Choose your tools. Build your confidence with clear bench notes and specifications straight from the maker.
Find a movement Start at the bench
Two tools. Fewer unknowns.
Get to know your calibre.
Look up dimensions, calendar functions and beat rates. Put published specifications side by side.
Compare before you commit.
Swapping a dial, hands, stem or case? Compare the published dimensions and see what still needs checking.
NH35A figures: TMI maker spec sheet, checked 2026-10-25. Movement diameter excludes the dial-holding spacer.
A world of watch brands.
Browse 133 watch brand and smartwatch entries, from established maisons to independent studios. Compare documented heritage, collection families and first-party sources, with evidence limits shown for every entry.
Notes from the workbench.
Changing a watch battery: prepare, check, or stop
Decide whether a battery change is suitable for home work, with button-cell safety and sealing limits.
Read the note →Bench note 02Regulating a watch: understand the rate before adjusting
Measure a mechanical watch's timekeeping consistently and understand why an adjustment may not solve the cause.
Read the note →Bench note 03Learning watchmaking in the UK: choose your next step
Use the BHI's official learning routes and a practical checklist to choose instruction suited to your goals.
Read the note →Good information.
Honest limitations.
We turn maker documents into practical reference notes. We haven't tested these products, and matching dimensions alone never establish that parts are interchangeable.
Every movement entry links to its source. Unknown details stay unknown until they can be verified.
How we put our notes together →