Seiko Cal. 4497 - 626

This Spring Drive model from 1989 features a 37mm Hardlex-Coated Steel case. With its 18mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-4f8f2607db22]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1989

Related Models

• Seiko 3826-823
• Seiko 6314-379
• Seiko 5680-822
• Seiko 6175-349
• Seiko 5644-246
• Seiko 5227-454
• Seiko 7122-335
• Seiko 6699-156
• Seiko 5280-796
• Seiko 6615-308
• Seiko 4475-620
• Seiko 6217-365