Seiko Cal. 6636 - 756

This Solar model from 1975 features a 40mm Hardlex-Coated Steel case. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-8eb947bd3df9]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1975

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