Seiko Cal. 4538 - 456

The Seiko 4538-456 represents an important milestone in Seiko's 1981 lineup. Powered by the 4538 caliber with 35j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-f12e045c7ced]

Also known as: World Timer, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1981

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