Seiko Cal. 4583 - 655

This Automatic model from 1980 features a 44mm Hardlex-Coated Steel case. Powered by the 4583 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-1b8fa4bb8c0d]

Also known as: Turtle, Monster

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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