Seiko Cal. 5615 - 638

This Hand-Winding model from 1989 features a 35mm Stainless Steel case. With its 19mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-4d16e2abb28c]

Also known as: Sea Horse, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1989

Related Models

• Seiko 3881-913
• Seiko 5661-843
• Seiko 6664-300
• Seiko 6242-839
• Seiko 5235-968
• Seiko 7040-715
• Seiko 6394-540
• Seiko 0754-906
• Seiko 6278-888
• Seiko 6695-663
• Seiko 6240-738
• Seiko 3883-756