Seiko Cal. 4497 - 550

This Hand-Winding model from 1992 features a 37mm Hardlex-Coated Steel case. With its 19mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-c7e843c4f56f]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1992

Related Models

• Seiko 6168-435
• Seiko 7122-882
• Seiko 7088-570
• Seiko 7053-355
• Seiko 3813-213
• Seiko 7170-624
• Seiko 5277-989
• Seiko 4422-884
• Seiko 6641-521
• Seiko 3839-275
• Seiko 5260-788
• Seiko 5684-219