Seiko Cal. 4424 - 773

This Hand-Winding model from 1968 features a 35mm Two-Tone case. With its 22mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-f6edc077f9e6]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1968

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