Seiko - Prospex Alpinist Black Series Limited Edition - SPB337

Prospex Automatic, Limited Edition of 5,500 / Re-interpretation of the 1959 Alpinist sports watch

Automatic with manual winding capability
Rotating inner compass ring
Date calendar
Green LumiBrite Pro - hands & markers, providing
improved night visibility to professional standards

Screw-down crown and see-through case-back
Tri-fold push button release clasp

CASE DIMENSIONS
DIAMETER: 39.5 mm
LENGTH: 46.4 mm
Thickness: 13.2 mm

MOVEMENT: Caliber 6R35, 24 jewels
Vibrations per hour: 21,600
Power reserve: approximately 70 hours

CASE: Stainless steel case with black hard coating

CRYSTAL MATERIAL: Sapphire crystal with anti-reflective
coating on the inner surface

WATER RESISTANCE: 20 bar,200 meters (660 feet)
DIAL COLOR: Black
STRAP: Stainless steel bracelet with black hard coating

SPB337 Seiko
Seiko SPB337