Seiko Cal. 3860 - 978

Seiko 3860-978

Released in 1968, the Cal. 3860 with design code 978 was part of Seiko's domestic market collection. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-26a7eb4b4254]

Also known as: Bullhead, Flighty

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
13.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
50m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1968

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