Seiko Cal. 4424 - 836

This Automatic model from 1965 features a 40mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-9d163ab9b4ab]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

Related Models

• Seiko 6267-374
• Seiko 0799-630
• Seiko 7056-551
• Seiko 0738-135
• Seiko 3836-228
• Seiko 0759-726
• Seiko 7047-894
• Seiko 4574-112
• Seiko 7127-719
• Seiko 4435-611
• Seiko 4472-127
• Seiko 4440-186