Seiko Cal. 3881 - 888

The Seiko 3881-888 represents an important milestone in Seiko's 1977 lineup. Powered by the 3881 caliber with 30j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-9c5859366838]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1977

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