Seiko Cal. 6641 - 660

This Quartz model from 1980 features a 43mm Stainless Steel case. With its 20mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-2e4701a7cf6e]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1980

Related Models

• Seiko 4542-620
• Seiko 3846-794
• Seiko 4441-115
• Seiko 4536-488
• Seiko 6161-751
• Seiko 6380-822
• Seiko 6672-569
• Seiko 5649-375
• Seiko 7169-981
• Seiko 6237-117
• Seiko 5247-513
• Seiko 5610-618