Seiko MOD - Diver Black Ceramic Bezel Oyster Flex

€549,00 EUR

Technical Specifications of the Watch – Seiko MOD Diver / Black Ceramic Bezel / Oyster Flex

Case:
Case in 316L surgical stainless steel, 40 mm diameter, 11.9 mm thickness.
120-click unidirectional bezel, black ceramic finish, precisely machined for a crisp lock and smooth rotation.

Bracelet:
Oyster Flex bracelet made of rubber with integrated metal structure, integrated into the case.
Equipped with a quick micro-adjustment deployant clasp, allowing precise length adjustment without tools.

Glass:
Multi-layer anti-reflective sapphire glass, guaranteeing scratch resistance and excellent dial visibility.

Hands:
Mercedes-type hands, with Swiss C3 luminescent coating (green emission) applied by hand.

Dial:
Black dial, with hand-applied indices, also coated with Swiss C3 luminescence (green emission).

Bezel insert:
Insert in black ceramic, resistant to scratches and fading.

Case back:
Available in two versions:
Solid brushed 316L steel
Sapphire transparent, allowing view of the automatic movement.

Crown:
Screw-down crown, featuring a triple sealing system (gasket, tube, and internal thread) for maximum protection against water and pressure.

Movement:
Caliber SEIKO NH35A automatic (Japan origin, authentic).
Complications: date, manual winding, and hacking seconds.
Each movement is relubricated, regulated, and calibrated according to the N.A Timekeeping protocol, guaranteeing an accuracy of –4 / +5 seconds per day.

Oscillating weight:
Multi-block oscillating weight, made of brass and tungsten, steel finish.
Optimized for maximum inertia and efficient winding.

Water resistance:
Certified to 200 meters (20 ATM), with double water resistance testing and printed report provided.

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

Customization:
All components can be configured according to your preferences: bracelet, hands, bezel insert, dial, etc.
Possibility of adding a personalized engraving (text, logo, initials, phrase).
For any specific requests, please contact our workshop 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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