Seiko Cal. 3871 - 909

The Seiko 3871-909 represents an important milestone in Seiko's 1982 lineup. It features a Cream dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-77cd05c3e6d3]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1982

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