Seiko Cal. 5697 - 204

This Spring Drive model from 1968 features a 36mm Hardlex-Coated Steel case. With its 22mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-74581e0fe9f7]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1968

Related Models

• Seiko 5695-182
• Seiko 3835-180
• Seiko 3817-731
• Seiko 6630-613
• Seiko 6335-249
• Seiko 7148-660
• Seiko 4442-388
• Seiko 6197-210
• Seiko 6285-586
• Seiko 5256-428
• Seiko 6634-809
• Seiko 4581-371