Seiko Cal. 3881 - 331

The Seiko 3881-331 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-62d7824a1e8c]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1987

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