Seiko Cal. 5671 - 609

The Seiko 5671-609 represents an important milestone in Seiko's 1974 lineup. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-fe411ca38fb4]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1974

Related Models

• Seiko 0759-756
• Seiko 5612-268
• Seiko 7190-597
• Seiko 5618-196
• Seiko 4532-242
• Seiko 6292-727
• Seiko 4544-907
• Seiko 4537-217
• Seiko 5645-152
• Seiko 5612-501
• Seiko 7123-709
• Seiko 7135-322