Seiko Cal. 5642 - 662

This Solar model from 1983 features a 41mm Stainless Steel case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-745d59ef5c0f]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1983

Related Models

• Seiko 4432-163
• Seiko 6641-509
• Seiko 3869-889
• Seiko 7184-618
• Seiko 4546-531
• Seiko 6278-225
• Seiko 5286-777
• Seiko 4531-859
• Seiko 3887-325
• Seiko 7135-206
• Seiko 6266-346
• Seiko 6148-920