Seiko Cal. 6378 - 495

The Seiko 6378-495 represents an important milestone in Seiko's 1969 lineup. Powered by the 6378 caliber with 19j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-4ef43ab9de4b]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1969

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