Seiko Cal. 4424 - 203

This Spring Drive model from 1969 features a 37mm Two-Tone case. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-bd07ed5ae0ce]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1969

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