Seiko Cal. 6158 - 421

This Spring Drive model from 1997 features a 37mm Hardlex-Coated Steel case. With its 21mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-eb8ecd66c452]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1997

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