Seiko Cal. 4422 - 738

Released in 1990, the Cal. 4422 with design code 738 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-a09a1bd4df3f]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1990

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