Seiko Cal. 6378 - 806

The Seiko 6378-806 represents an important milestone in Seiko's 1980 lineup. Powered by the 6378 caliber with 19j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-90254f5e7cb7]

Also known as: Bullhead, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1980

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