Seiko Cal. 4443 - 136

This Hand-Winding model from 1969 features a 38mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-ef840499a18e]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1969

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