Seiko Cal. 4531 - 434

This Automatic model from 1991 features a 36mm PVD Black case. Powered by the 4531 caliber with 20j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-c3fdaf5a6b61]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1991

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