Seiko Cal. 3890 - 918

The Seiko 3890-918 represents an important milestone in Seiko's 1997 lineup. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-d122bc04ced5]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1997

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