Seiko Cal. 5623 - 579

This Spring Drive model from 1971 features a 46mm Hardlex-Coated Steel case. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-2d9a5106a73c]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1971

Related Models

• Seiko 7197-912
• Seiko 5262-719
• Seiko 4587-871
• Seiko 5691-221
• Seiko 4517-186
• Seiko 7160-886
• Seiko 4586-448
• Seiko 4478-255
• Seiko 3820-664
• Seiko 3824-106
• Seiko 7139-776
• Seiko 6133-948