Seiko Cal. 4497 - 552

This Spring Drive model from 1974 features a 46mm Two-Tone case. Powered by the 4497 caliber with 32j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-993d82a61f18]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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