Seiko Cal. 5680 - 651

The Seiko 5680-651 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-7f7ec7effbab]

Also known as: Turtle, Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1965

Related Models

• Seiko 7143-793
• Seiko 4578-231
• Seiko 6638-846
• Seiko 6647-902
• Seiko 5643-483
• Seiko 3894-140
• Seiko 0775-354
• Seiko 7032-919
• Seiko 7148-181
• Seiko 6368-768
• Seiko 4420-410
• Seiko 7123-776