Seiko Cal. 6639 - 582

This Automatic model from 1979 features a 34mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-6e470400ba05]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1979

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