Seiko Cal. 6371 - 431

The Seiko 6371-431 represents an important milestone in Seiko's 1995 lineup. With its 22mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-e514a4ff3b88]

Also known as: Sumo, Shogun

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1995

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