Seiko Cal. 6663 - 233

This Kinetic model from 1973 features a 40mm Hardlex-Coated Steel case. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-d6bc23366a2a]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1973

Related Models

• Seiko 0715-309
• Seiko 3861-663
• Seiko 6691-785
• Seiko 4521-594
• Seiko 6288-186
• Seiko 6376-194
• Seiko 7019-385
• Seiko 5262-246
• Seiko 4567-329
• Seiko 3821-532
• Seiko 6287-270
• Seiko 6358-414