Seiko MOD - N.A Classic Diver Green Ceramic "HULK"

€509,00 EUR

Watch Technical Specifications

Case:
Case made of 316L surgical stainless steel, 40 mm diameter, 11.9 mm thickness.
120-click unidirectional bezel, precision-machined for smooth rotation and crisp locking.

Bracelet:
Rivet-style bracelet in 316L stainless steel.
Equipped with a quick micro-adjustment deployant buckle, allowing precise length adjustment without tools for optimal comfort.
Possibility to change the bracelet and opt for a Rubber FKM (rubber), a leather strap, croco, NATO or any other strap of your choice.

Glass:
Multi-layer anti-reflective sapphire glass, offering excellent scratch resistance and perfect transparency.

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

Dial:
Dial with hand-applied indices, also coated with Swiss BGW9 luminescence (blue emission).

Bezel Insert:
High-density ceramic insert, resistant to scratches and discoloration.

Caseback:
Available in two versions: solid (brushed 316L steel) or transparent sapphire, offering a direct view of the movement.

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

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

  • Certificate of authenticity attesting to the Japanese origin of the movement.

  • Chronometric test report performed on 6 positions, with detailed results.

Oscillating weight:
Bi-material oscillating weight, composed of a tungsten hub and a brass center, optimizing inertia and winding efficiency.
Available finishes: steel, yellow gold or rose gold.

Water Resistance:
Certified 200 meters (20 ATM).
Each watch undergoes a double water resistance test:

  • "Wet" test (controlled immersion),

  • Pressure test in a sealed chamber.

A printed test report accompanies each watch.

Warranty:
3-year international warranty, with full shipping coverage (return and reshipment).
Delivered with a personalized warranty card, bearing the unique serial number and the watch assembly date.

Customization:
All components can be configured according to your preferences: bracelet, hands, bezel insert, dial, etc.
Possibility to add a 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

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