Seiko Cal. 6361 - 164

This Spring Drive model from 1991 features a 37mm Hardlex-Coated Steel case. With its 18mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-51bc2034f3b8]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1991

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