Seiko Cal. 4526 - 739

Released in 1966, the Cal. 4526 with design code 739 was part of Seiko's domestic market collection. With its 20mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-9066aa6ac40e]

Also known as: Helmet, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1966

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