Seiko Cal. 6630 - 656

This Solar model from 1986 features a 36mm Stainless Steel case. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-6b55f3989a33]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1986

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