Seiko Cal. 4533 - 645

This Automatic model from 1977 features a 37mm Titanium case. Powered by the 4533 caliber with 35j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-7dd0ce68f2bb]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1977

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