Seiko Cal. 5641 - 476

This Solar model from 1972 features a 42mm Gold-Plated case. Powered by the 5641 caliber with 21j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-706bcd9a27d5]

Also known as: Helmet, Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1972

Related Models

• Seiko 7191-832
• Seiko 7017-528
• Seiko 6223-823
• Seiko 3852-587
• Seiko 3861-818
• Seiko 6366-962
• Seiko 7016-168
• Seiko 0766-296
• Seiko 4452-254
• Seiko 0791-169
• Seiko 6396-523
• Seiko 5236-383