Seiko Cal. 6388 - 664

This Automatic model from 1974 features a 44mm PVD Black case. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-509195d6e144]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1974

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