Seiko Cal. 0770 - 890

The Seiko 0770-890 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-ead84810847a]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1967

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