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Seiko (TMI) NH36 Automatic Movement - Day Date (Black)

Genuine SEIKO NH36 Movement with day and date function at 3 o'clock crown position with black wheels.

A highly popular choice for movement upgrade from 7s26/7s36 movements given NH36 movement additional hacking and manual wind functions.

With two available options:

    Hugely improved on the accuracy! These are regulated by certified watchmakers from 0 to +8 seconds per day.
    Fresh out of the factory defaults without any regulation. Accuracy are in accordance to SEIKO's specification of -20 to +40 seconds per day.
Each movement comes with one dummy stem with plastic crown and one full length threaded stem. Additional full length threaded stems are available separately.

Learn how to upgrade your movement, click here

IMPORTANT: Movement upgrade is ONLY recommended for individuals with the right skillsets and experience. Lucius Atelier is not responsible for any damage to the movement during the fitting process. All movements passed Time Module Inc. (TMI) QC prior to shipping are guaranteed to be a fully functional movement. Given the high degree of DIY nature and Seiko's trade practices, unfortunately, we are unable to accept any returns.

Made by Time Module Inc. (TMI)


    1. Manufacturer Time Module Inc. (TMI)
    2. Caliber NH36A
    3. Movement Type Automatic, Mechanical
    4. Hand Height Type M
    5. Movement Diameter 27.40mm
    6. Casing Diameter 29.36mm (with dial holding spacer)
    7. Movement Height 5.32mm
    8. Jewels 24 jewels
    9. Beats Per Hour 21,600 vph (6 vibrations per second)
    10. Addition Function Day and date display
    11. Hacking Yes
    12. Manual Winding Yes
    13. Winding Direction Clockwise
    14. Power Reserve More than 41 Hours
    15. Hands Fitting Size H:1.5mm, M:0.88mm, S:0.2mm
    1. Movement x1
    2. Full length threaded stem x1
    3. Dummy stem & plastic crown x1
    1. To learn how to upgrade your movement, search YouTube: NH36 Movement Upgrade

Customer Reviews

Based on 18 reviews
Saverio (Milan, IT)
Using this mod part for: GS case
New mouvment

A genuine Seiko calibre!

Harley (Charleston, US)

Outstanding quality!!

Mark Leary (Auckland, NZ)
Using this mod part for: Using L.A. Explorer 36mm case & parts
Partners Birthday Pressie

Very happy with the great service, package of products and communication from Adriel at Lucius Atelier, still waiting for a Seiko OEM dial to arrive from another merchant, then will complete the build.

David R. (Hartlepool, GB)
Using this mod part for: Black Samurai Conversion Case
Everything as expected. Excellent shipping

Great price for a regulated nh36 with black day/date dials. Was shipping very fast and can't wait to start my build.

Kirk S (Edmonton, CA)
Smooth Movement

Perfect, and a bargain! Thanks Adriel!

Keith (Sydney, AU)
Using this mod part for: Seiko SNZG15
NH36 Back day date.

Really good customer service, reasonable speed shipping, no complaints as it was free! 😉
A good all round deal.

Anonymous (Cypress, US)
Using this mod part for: Aftermarket case, snk809 dial
The Amplitude!!

Movement amplitude clocked in at over 300!
Keeping great time after regulating it on my timegrapher.

Ion Carp (Cork, IE)
Using this mod part for: Skx007

High quality every time

S.D. (Val-de-Reuil, FR)
Great !

I am totally satisfied from A to Z. Great quality choice and nice prices. The NH36 movement I ordered is great with a high quality level. The package was sent so fast and received very very quickly. It traveled with a lot of comfort so absolutely no risk of damage :)
Thanks a lot and no doubt I will order again into your « Atelier ». Kind Regards from France.

Thomas Parker (Seattle, US)
Using this mod part for: SNZF17
Solid Movement

NH-36 movement regulated to perfection. Will definitely buy again!!! Thank you!