Seiko Cal. 3887 - 945

The Seiko 3887-945 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-72d445968e30]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1981

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