Seiko Cal. 4538 - 386

This Spring Drive model from 1983 features a 46mm Two-Tone case. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-3bb2be96b157]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1983

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