Seiko Cal. 4447 - 748

This Automatic model from 1973 features a 40mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-54fa828a9edf]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1973

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