Seiko Cal. 3850 - 306

This Spring Drive model from 1970 features a 35mm Two-Tone case. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-e84323761e1e]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1970

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