Seiko Cal. 3889 - 693

The Seiko 3889-693 represents an important milestone in Seiko's 1976 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-665df98e4c94]

Also known as: Helmet, UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1976

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