From the Prospex Alpinist Collection

Modern re-imagining of Seiko's first sport watch, introduced in 1959

Manual and automatic winding capabilities

21,600 vibrations per hour

Power reserve: approximately 70 hours

24 jewels

Rotating inner compass bezel

Black dial

Magnified date window

LumiBrite hands and markers

Sapphire crystal with anti-reflective coating on the inner surface

Screwdown crown and see-through caseback

Case diameter: 39.5mm

Stainless steel case and bracelet

Tri-fold push button release clasp

Water-resistant to 20 bar, 200 meters (660 feet)

Caliber 6R35