Seiko Cal. 5657 - 980

This Hand-Winding model from 1971 features a 40mm Two-Tone case. With its 22mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-8557608f3d63]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1971

Related Models

• Seiko 6141-620
• Seiko 7172-156
• Seiko 3873-802
• Seiko 3833-770
• Seiko 7185-167
• Seiko 6262-363
• Seiko 6280-857
• Seiko 5263-484
• Seiko 5237-844
• Seiko 5249-130
• Seiko 7091-495
• Seiko 7040-869