Seiko Cal. 3897 - 743

The Seiko 3897-743 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-aaa45584dd23]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1978

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