Seiko (SII/TMI) NH35 NH35A Automatic Movement – Regulated – CT501




  • NH35A Automatic S11/TMI
  • White/Black date at 3
  • 21600 BPH
  • 24 Jewels Hacking Hand-wind
  • Power Reserve 41hrs
  • Complete with stem
  • Hand sizes H/M/S 150/89/21
  • Ligne/mm size 12/26.00mm
  • Height 5.32mm
  • Height with cannon pinion 7.55mm

General Information:

  • Description – Brand new 100% genuine Seiko manufactured SII/TMI movement incl full length stem supplied.
  • Regulated Movement 
  • Suitable for – Watch modding 7S26 upgrade
  • Ref dimensions – OD 27.4mm Casing Dia 29.36mm (with dial spacer)
  • Please note – We also supply a Hi-Performance crowns.
  • All our movements are fully checked for function prior to shipping to the customer
  • INFO – You are purchasing a complete movement please ensure you are fully aware of the work required and parts needed to complete the build. If you are unsure and not undertaken this before, please do appropriate research before purchase. The forums and YouTube are an excellent resource. Check our NOOB CENTRE for an excellent tutorial video link if you are planning to do this work.
  • Additional info – A very popular modding movement. Upgrade to 24 Jewels with hacking and hand winding feature.
  • RETURNS – In accordance with the normal practice in the trade regarding movements we unfortunately are not able to accept returns on this item.
  • Backorder Info – if you purchase this item when it is in backorder status we generally restock it within a week. The website will say “Available on backorder” if the item is being restocked in backorder status.  If you need a specific time of when the item will be ready to ship in backorder status please reach out to us.

99 reviews for Seiko (SII/TMI) NH35 NH35A Automatic Movement – Regulated – CT501

  1. HUBERT A. (verified owner)

    These are parts for my first watch build

  2. Scott McNeil (verified owner)

    Movement is well regulated and works great in my Nautilus homage case.

    Image #1 from Scott McNeil
  3. Ryan M. (verified owner)

    Great service – they answered every one of my questions surprisingly fast and all items purchased were in excellent condition, packed well, and true to their descriptions.

  4. George (verified owner)

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