Seiko Cal. 3881 - 814

The Seiko 3881-814 represents an important milestone in Seiko's 1967 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-465b80ba4b42]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1967

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