Seiko Cal. 6337 - 866

The Seiko 6337-866 represents an important milestone in Seiko's 1990 lineup. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-e4dde1116dc9]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1990

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