Seiko Cal. 0778 - 640

This Spring Drive model from 1967 features a 35mm Stainless Steel case. With its 18mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-bba98205e7f7]

Also known as: UFO, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1967

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