Seiko Cal. 6378 - 554

The Seiko 6378-554 represents an important milestone in Seiko's 1965 lineup. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-a9792f00f383]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1965

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