Seiko Cal. 3881 - 743

The Seiko 3881-743 represents an important milestone in Seiko's 1973 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-5fff5498eeb4]

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1973

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