Seiko Cal. 4421 - 469

This Automatic model from 1970 features a 39mm Two-Tone case. It features a Silver dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-316b6e39bbda]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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