Seiko Cal. 5649 - 441

This Spring Drive model from 1988 features a 34mm Stainless Steel case. With its 20mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-8c2599c8f91e]

Also known as: Tuna, Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1988

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