Seiko Cal. 6646 - 150

This Spring Drive model from 1989 features a 41mm Hardlex-Coated Steel case. With its 19mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-2296eef5baa5]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1989

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