Seiko Cal. 4423 - 806

This Spring Drive model from 1985 features a 34mm PVD Black case. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-e5ed732b05e4]

Also known as: Turtle, Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1985

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