Seiko Cal. 3887 - 441

The Seiko 3887-441 represents an important milestone in Seiko's 1986 lineup. It features a Green dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-4755bdc6fdb8]

Also known as: Sumo, UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1986

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