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r/SeikoMods↗

Seiko Watch Mods

A welcoming community for Seiko modifications and custom-built watches. Share builds, ask technical questions, discuss parts and tools, and exchange honest supplier experiences. Useful links are welcome when they add context. Sales, buying requests, commissions and commercial spam are not.

141k subscribers1,028 posts / mo in Sep 2026681 authors / mosince 2018

r/SeikoMods has 141k members (+32% over the last 12 months). It gets about 1,028 posts a month from 681 people. Top topics: Custom Watch Builds, Seiko Mods and Movements and Dial Compatibility.

Free report

When to post on r/SeikoMods

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Size and growth

How r/SeikoMods has grown

r/SeikoMods

Subscriber growth

Subscribers over time

+32%in 12 months · +5.3% in 3 months · +1.1% in 1 month
Oct 2026140k
Growing140k subscribers
Data since Oct 2018Live · through Oct 2026
r/SeikoMods

Monthly activity

Posts, comments and authors per month

−29%vs Sep 2025 · −18% last 3 months vs the 3 before
Sep 20261k
QuieterPeaked at 1.9k in Mar 2025
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/SeikoMods

Top topics

Share of the subreddit's posts

  1. Custom Watch Builds6.7%
  2. Seiko Mods6.5%
  3. Movements and Dial Compatibility5.9%
  4. Bezels & Inserts5.7%
  5. Seiko Mods4.9%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. AliExpress
  2. Secondhandmods
  3. NamokiMods
  4. DSWATCH
  5. eBay

The full report

Everything else about r/SeikoMods

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research