Seiko Cal. 6378 - 522

The Seiko 6378-522 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b78575cb50c4]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1965

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