Seiko Cal. 4524 - 239

This Spring Drive model from 1970 features a 46mm PVD Black case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-7934dce6cd8e]

Also known as: World Timer, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1970

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