Seiko Cal. 4531 - 815

This Hand-Winding model from 1984 features a 46mm PVD Black case. Powered by the 4531 caliber with 22j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-6e075f3b4d98]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1984

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