Seiko Cal. 4537 - 881

This Hand-Winding model from 1970 features a 45mm PVD Black case. Powered by the 4537 caliber with 34j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-a32e61acff34]

Also known as: Pogue, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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