Seiko Cal. 4547 - 249

This Spring Drive model from 1970 features a 46mm Titanium case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-9842cf82fede]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1970

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