Seiko Cal. 3881 - 609

The Seiko 3881-609 represents an important milestone in Seiko's 1979 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-da3fd2e5df6c]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1979

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