Seiko Cal. 6391 - 316

This Solar model from 1967 features a 44mm Stainless Steel case. With its 20mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-2fefa2979ad3]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1967

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