Seiko Cal. 6639 - 578

This Solar model from 1995 features a 44mm Stainless Steel case. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-c1d595ae2538]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1995

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