Seiko Cal. 3894 - 709

This Spring Drive model from 1975 features a 39mm Titanium case. With its 22mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-a7f46696ad20]

Also known as: Turtle, Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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