Seiko Cal. 3890 - 379

The Seiko 3890-379 represents an important milestone in Seiko's 1988 lineup. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-2afc64020cf5]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1988

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