Seiko Cal. 5613 - 601

This Hand-Winding model from 1979 features a 43mm Stainless Steel case. Powered by the 5613 caliber with 17j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-e8596213734d]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1979

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