Seiko Cal. 6392 - 644

The Seiko 6392-644 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-781399ee8df3]

Also known as: Turtle, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1976

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