Seiko Cal. 3833 - 939

This Spring Drive model from 1989 features a 45mm Two-Tone case. With its 21mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-3b89fa62fada]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1989

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