Seiko Cal. 4550 - 181

This Spring Drive model from 1992 features a 45mm Gold-Plated case. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-94f9e7f51984]

Also known as: Samurai, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1992

Related Models

• Seiko 6681-889
• Seiko 7160-464
• Seiko 6125-779
• Seiko 0728-581
• Seiko 5279-102
• Seiko 6660-720
• Seiko 6632-221
• Seiko 7083-353
• Seiko 7038-819
• Seiko 0751-806
• Seiko 6248-314
• Seiko 5253-588