Seiko Cal. 4420 - 975

This Automatic model from 1984 features a 40mm Titanium case. It features a Champagne dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-b7247a50c6c0]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1984

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