Seiko Cal. 3897 - 393

The Seiko 3897-393 represents an important milestone in Seiko's 1974 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-414539fc7fa3]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1974

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