Seiko Cal. 3890 - 152

The Seiko 3890-152 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c3430dfa1c29]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1971

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