Seiko Cal. 3812 - 778

The Seiko 3812-778 represents an important milestone in Seiko's 1975 lineup. With its 19mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-819bdacc93a0]

Also known as: Bullhead, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1975

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