Seiko SRPD51K2

Seiko SRPD51K2

Movement: Seiko Caliber 4R36 Automatic (with manual winding + hacking seconds)

Power Reserve: ~41 hours

Seiko Watch Corporation

Case: Stainless Steel

Size: 42.5 mm diameter

Thickness: ~13.4 mm

Seiko Watch Corporation

Crystal: Hardlex (hardened mineral)

Seiko Watch Corporation

Water Resistance: 100 m (10 ATM)

Seiko Watch Corporation

Strap: Nylon (NATO type) or steel versions depending on variant

Case Back: Transparent (movement visible)

Style: Sporty diver / Modern SKX