Seiko Cal. 5621 - 408

This Spring Drive model from 1978 features a 40mm Stainless Steel case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d6fbbab7cab9]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1978

Related Models

• Seiko 7056-995
• Seiko 0745-668
• Seiko 5667-872
• Seiko 5233-349
• Seiko 5248-953
• Seiko 4596-788
• Seiko 6275-337
• Seiko 7015-279
• Seiko 6279-611
• Seiko 6112-202
• Seiko 7155-595
• Seiko 3817-625