Seiko Cal. 3863 - 974

Released in 1969, the Cal. 3863 with design code 974 was part of Seiko's domestic market collection. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-53eb7be3b3e6]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1969

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