Seiko Cal. 4423 - 284

This Hand-Winding model from 1974 features a 46mm PVD Black case. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-7d0720bba5f8]

Also known as: Sea Horse, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1974

Related Models

• Seiko 0791-769
• Seiko 7133-408
• Seiko 7059-508
• Seiko 5293-247
• Seiko 7045-753
• Seiko 4523-969
• Seiko 7075-519
• Seiko 6653-793
• Seiko 4444-114
• Seiko 7084-263
• Seiko 5272-529
• Seiko 5238-179