Seiko Cal. 6631 - 827

This Solar model from 1992 features a 39mm PVD Black case. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-696b1ae92cfd]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1992

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