Seiko Cal. 6371 - 440

The Seiko 6371-440 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-fac0272753a2]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1972

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