Seiko SSK001 Mod

Discover a unique piece of engineering and design: a hand-modified Seiko watch that combines Seiko's legendary robustness with custom-made fine watchmaking details. Built for time enthusiasts who value both aesthetics and performance.

Technical Specifications

Movement: Automatic mechanical caliber 4R34, with manual winding, a power reserve of approximately 41 hours, and 24 jewels. Includes a hackable seconds hand and a 24-hour hand for dual time zone display.

Case: Made of highly durable stainless steel, with a robust and modern design.

Size: 42.5mm diameter, 13.6mm thickness and 46mm lug to lug length, offering a solid yet comfortable presence on the wrist.

Crystal: Hardlex with integrated magnifying glass for better date reading and greater impact resistance.

Luminosity: LumiBrite coating on hands and indexes, ensuring visibility in low light conditions.

Bezel: Bi-directional rotating 24-hour display, ideal for tracking a second time zone or using as an additional time reference.

Bracelet: Stainless steel bracelet with three-fold clasp, push-button release and safety lock, providing comfort and confidence.

Crown and Caseback: Screw-down, transparent caseback allows a view of the internal movement. Protected crown for increased water resistance and reliability.

Water resistance: Up to 10 bar (100 meters), suitable for daily use, swimming and water recreation activities.

Other features: Magnetic resistance up to 4,800 A/m, ideal for protecting the movement in environments with moderate magnetic fields. Total watch weight: 161 grams.