Seiko Prospex Alpinist Black Series Men’s Watch – SPB337



Prospex Alpinist Black Series Limited Edition. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high-intensity timekeeping, Prospex continues to celebrate a long history of sports watch excellence with recreations and reinterpretations of landmark achievements. Based on Seiko’s first sports watch, the 1959 Alpinist, this extraordinary Black Series Limited Edition, available only in a controlled production run of 5,500, expresses the view seen through a night vision scope, offering a black dial and hands and markers with Seiko’s brighter and longer lasting “Green LumiBrite Pro,” suitable for professional usage and providing maximum visibility with the color most recognizable in the dark. Designed for a wide range of adventure activities, this exceptional timepiece, in stainless steel with a black hard coating, includes a rotating inner compass ring, magnified date window, sapphire crystal with anti-reflective coating on the inner surface, screw-down crown and see-through caseback, and tri-fold push button release clasp. The 24-jewel automatic movement beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 70 hours and manual winding capability. Packaged in a Limited Edition collectors’ box. 20 bar,200M Water Resistant

Category: PROSPEX





Reference number: SPB337
Collection: Prospex
Gender: Men’s
Dial color: Black
Case size: 39.5 mm
Case material: Stainless steel
Case color: Black
Case thickness: 13.2 mm
Crystal: Sapphire crystal anti-reflective coating on inner surface
Water Resistance: 200m / 660ft diver’s


Strap type: Stainless steel
Strap color: Black
Closure: Three-fold clasp with push button release


Automatic with the manual winding capability
Caliber 6R35
21,600 vibrations per hour
Power reserve: approximately 70 hours
24 jewels

Key Features

Prospex Alpinist Black Series Limited Edition
Limited Edition of 5,500
Prospex Automatic
Re-interpretation of the 1959 Alpinist sports watch
Rotating inner compass ring
Date calendar
“Green LumiBrite Pro” hands and markers, providing improved night visibility to professional standards
Screwdown crown and see-through caseback


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