Seiko Cal. 6637 - 867

This Spring Drive model from 1997 features a 46mm Hardlex-Coated Steel case. With its 18mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-01e290730a23]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1997

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