Seiko Cal. 4562 - 680

This Automatic model from 1975 features a 37mm Hardlex-Coated Steel case. Powered by the 4562 caliber with 31j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-195d3ff3a13e]

Also known as: Tuna, Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1975

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