Seiko Cal. 5658 - 700

This Automatic model from 1971 features a 45mm Hardlex-Coated Steel case. Powered by the 5658 caliber with 36j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-1a13b23b0db7]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1971

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