Seiko Cal. 4550 - 182

The Seiko 4550-182 represents an important milestone in Seiko's 1984 lineup. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-cd541aacb6f5]

Also known as: Helmet, Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1984

Related Models

• Seiko 3815-584
• Seiko 6190-259
• Seiko 7112-164
• Seiko 6321-570
• Seiko 4474-269
• Seiko 5273-196
• Seiko 6314-598
• Seiko 6610-519
• Seiko 4525-506
• Seiko 5679-397
• Seiko 6137-267
• Seiko 5697-258