Seiko Cal. 4584 - 109

This Automatic model from 1967 features a 46mm Stainless Steel case. Powered by the 4584 caliber with 20j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-a81c0800f9f4]

Also known as: Bullhead, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1967

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