Seiko Cal. 6634 - 580

This Spring Drive model from 1982 features a 44mm PVD Black case. It features a Burgundy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-6f25cbbedc48]

Also known as: Crown, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1982

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