Seiko MOD - Datejust 36/40mm Steel Arabic dial NAVY BLUE

€489,00 EUR

Technical specifications of the watch

Case:
316L stainless steel case, 36/40 mm diameter (choice of size), 11.9 mm thickness

Bracelet:
Choice of: Small link Jubilee or Rivet-type bracelet in 316L stainless steel
Equipped with a quick micro-adjustment deployant clasp, allowing precise length adjustment without tools.

Glass:
Multi-layer anti-reflective sapphire glass, ensuring transparency and scratch resistance.

Hands:
Mercedes-type hands, with hand-applied BGW9 (blue emission) coating.

Dial:
Arabic Dial Navy Blue, with hand-applied indexes, also coated with BGW9 (blue emission) luminescence, ensuring excellent visibility in dark environments.

Bezel:
Choice of bezel: Fluted, smooth, or domed.

Case back:
Available in two versions: solid (brushed 316L steel) or transparent sapphire, allowing admiration of the automatic movement.

Crown:
Screw-down crown with a triple sealing system (gasket, tube, and reinforced internal threading), ensuring maximum protection against pressure and humidity.

Movement:
SEIKO NH35A automatic caliber (genuine Japanese origin).
Complications: date, manual winding, and hacking seconds.
Each movement is re-lubricated, regulated, and calibrated according to the N.A Timekeeping protocol, guaranteeing an accuracy of –4 / +5 seconds per day, compared to –30 / +90 seconds ex-factory.

Oscillating weight:
Multi-block oscillating weight, composed of brass and tungsten for optimal inertia and efficient winding.
Available finishes: steel, yellow gold, or rose gold.

Water resistance:
Certified to 100 meters (10 ATM).
Each watch undergoes a double water resistance test, with printed results accompanying each watch.

Warranty:
3-year international warranty, with full coverage of transport (return and re-shipment).
Each watch comes with its personalized warranty card, including the unique serial number and assembly date.

Customization:
All components can be configured according to your preferences: bracelet, hands, bezel insert, dial, etc.
Option to add personalized engraving (text, logo, initials, phrase).
For any specific request, please contact our workshop directly at +33 6 07 35 93 15.


3 interest-free payments available - Contact us to take advantage of this offer!

What does your N.A TIMEKEEPING watch come with?

  • Leather box containing your N.A TIMEKEEPING watch
  • Additional leather travel pouch.
  • Genuine leather card holder containing your 3-year warranty card with serial number and reference.
  • 3-year warranty card with your watch's serial number and reference
  • Chronometric report on 5 positions printed on paper.
  • Greiner Leak checker PRIME© waterproofness report printed on paper.
  • Tools to adjust the size of your watch depending on the type of strap you have (screwdriver/fork)
  • Detailed user manual on the operation of your movement
  • N.A TIMEKEEPING microfiber cloth
  • Certificate of Authenticity for SEIKO movement, origin JAPAN

Motion graphics option

Decoration worthy of the greatest watchmakers, meticulously handcrafted and visible on the back of your case.

discover the tk-1 movement decoration

Assembled in Paris by a true watchmaker

A Parisian workshop open to the public, which, unlike some, has nothing to hide. Each watch is assembled according to the strictest standards, following rigorous processes and controls. Our commitment to the quality of the timepieces that leave our workshop is as strong as our passion for sharing our expertise with you

Our expertise

Got a question? We've got the answer!

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