Seiko Cal. 4550 - 372

This Automatic model from 1999 features a 34mm PVD Black case. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-55bfc2042ee3]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1999

Related Models

• Seiko 6374-655
• Seiko 6153-903
• Seiko 0716-239
• Seiko 4535-657
• Seiko 0723-352
• Seiko 3878-169
• Seiko 4590-243
• Seiko 4571-774
• Seiko 3883-514
• Seiko 7145-841
• Seiko 6319-659
• Seiko 7068-125