Seiko Cal. 6378 - 319

This Spring Drive model from 1974 features a 36mm Stainless Steel case. Powered by the 6378 caliber with 17j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-8e3007a3545c]

Also known as: Bullhead, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1974

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