Seiko MOD - N.A Classic GMT micro-blasted case - black deployant rubber strap

Technical specifications of the watch – GMT

Case:
Case in micro-blasted 316L surgical stainless steel, 40 mm diameter, 11.9 mm thick.
24-click bi-directional GMT bezel, precisely machined for smooth rotation and crisp locking.

Strap:
Black FKM Rubber strap, equipped with a quick micro-adjustment deployant clasp, allowing precise length adjustment without tools.

Glass:
Multi-layer anti-reflective treated sapphire crystal, guaranteeing exceptional transparency and scratch resistance.

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

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

Bezel insert:
Insert in high-density ceramic, scratch and fade resistant, offering a deep and brilliant finish.
GMT bezel with engraved 24-hour markings filled with luminescent material for night reading.

Case back:
Available in two versions: solid (micro-blasted 316L steel) or sapphire transparent, allowing admiration of the automatic 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 NH34A GMT automatic caliber (Japan origin, genuine).
Complications: date, GMT, 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, 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 200 meters (20 ATM).
Each watch undergoes a double water resistance test, the printed results of which accompany each watch.

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

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