Seiko Cal. 5624 - 397

This Quartz model from 1978 features a 45mm Titanium case. Powered by the 5624 caliber with 25j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-52a3b13c3861]

Also known as: Monster, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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