Seiko Cal. 4439 - 701

This Hand-Winding model from 1974 features a 42mm PVD Black case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-28961c84003b]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1974

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