Seiko Cal. 6371 - 840

This Spring Drive model from 1992 features a 42mm Hardlex-Coated Steel case. With its 21mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-8fa92279d00b]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1992

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