Seiko Cal. 4561 - 177

This Spring Drive model from 1989 features a 36mm Hardlex-Coated Steel case. With its 19mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-40bb0b83a05f]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1989

Related Models

• Seiko 6317-250
• Seiko 5637-213
• Seiko 5216-474
• Seiko 0795-167
• Seiko 6151-719
• Seiko 4460-522
• Seiko 4548-545
• Seiko 5690-832
• Seiko 7094-822
• Seiko 7032-764
• Seiko 6214-944
• Seiko 3839-416