Seiko Cal. 3894 - 664

The Seiko 3894-664 represents an important milestone in Seiko's 1978 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-d8b47930258f]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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