Seiko Cal. 4424 - 223

This Quartz model from 1978 features a 36mm PVD Black case. Powered by the 4424 caliber with 27j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-d687704bd2b8]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1978

Related Models

• Seiko 6256-855
• Seiko 7168-928
• Seiko 6672-994
• Seiko 5643-283
• Seiko 0782-907
• Seiko 6317-242
• Seiko 6117-702
• Seiko 7091-106
• Seiko 7124-310
• Seiko 6149-498
• Seiko 5693-181
• Seiko 3861-799