Seiko Cal. 3864 - 307

The Seiko 3864-307 represents an important milestone in Seiko's 1975 lineup. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-97e747c097dd]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1975

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