Seiko Cal. 6361 - 927

This Spring Drive model from 1983 features a 40mm Stainless Steel case. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-4c2b02264a24]

Also known as: Tuna, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1983

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