Assemble Watches
Blog
Part compatibility guides, platform comparisons, and practical advice for getting better watch mod results.
Fitment References
Check compatibility before you order
Quick References
NH35 Compatible Parts: Cases, Dials, Hands and Crystals That Fit
A complete guide to parts compatible with the Seiko NH35: cases, dials, hands, crystals, and bezels. Verify your parts fit before you buy with the free Assemble builder.
Read →NH35 vs NH36: Which Seiko Movement Should You Build Around?
Comparing the NH35 and NH36? Here is what matters for your Seiko mod: specs, compatible parts, and a clear recommendation on which to choose.
Read →NH35 Movement Guide: Specs, Compatibility & Which Parts Fit
Everything you need to know about the Seiko NH35 — specs, power reserve, compatible cases, dials, hands, and crystals. Plan your NH35 build with the free Assemble builder.
Read →The Seiko Mod Tools Guide: What You Actually Need
Most tools guides tell you to buy everything. This one doesn't. Here's the short list of tools that cover 80% of Seiko mods, what each one does, and what to look for when buying.
Read →How to Swap the Dial and Hands on a Seiko SKX007
A full walkthrough of the dial and hand swap on an SKX007 with NH35 movement, from opening the case to closing it up, with the common mistakes worth knowing before you start.
Read →Best Dials for the NH35: Sizes, Compatibility & Top Picks
Choosing a dial for your NH35 build? Here's what to look for — correct dial feet spacing, date aperture sizing, and the best aftermarket options available right now.
Read →SKX007 vs SRPD: Which Seiko Platform Should You Mod?
The SKX007 built the Seiko mod community. The SRPD5x series carries it forward. If you're choosing between them as a mod platform, here's what actually matters.
Read →Where to Buy Seiko Mod Parts in the UK
A practical guide to sourcing Seiko mod parts from the UK: what to buy where, how to avoid common pitfalls, and which vendors are worth trusting.
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