Seiko Cal. 5661 - 833

The 5661-833 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-031035499e7c]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1967

Related Models

• Seiko 7138-522
• Seiko 6235-926
• Seiko 5639-950
• Seiko 5668-286
• Seiko 7062-431
• Seiko 5674-203
• Seiko 6388-654
• Seiko 4413-729
• Seiko 6611-879
• Seiko 5270-402
• Seiko 7189-170
• Seiko 4450-414