Seiko Cal. 5659 - 412

This Automatic model from 1971 features a 38mm PVD Black case. Powered by the 5659 caliber with 30j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-940ca91fb0c3]

Also known as: Sumo, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1971

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