Seiko Cal. 5661 - 819

The Seiko 5661-819 represents an important milestone in Seiko's 1986 lineup. With its 18mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-fe529505d2cd]

Also known as: Monster, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1986

Related Models

• Seiko 6234-393
• Seiko 6129-224
• Seiko 5293-395
• Seiko 4458-831
• Seiko 4558-202
• Seiko 7067-374
• Seiko 4423-997
• Seiko 4510-138
• Seiko 4492-472
• Seiko 7064-542
• Seiko 5260-459
• Seiko 4446-886