Seiko Cal. 5666 - 493

The 5666-493 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-ee16af024920]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

Related Models

• Seiko 3854-751
• Seiko 6161-593
• Seiko 6646-231
• Seiko 4419-297
• Seiko 7024-867
• Seiko 4475-747
• Seiko 7014-622
• Seiko 7160-159
• Seiko 5281-857
• Seiko 7067-970
• Seiko 6143-317
• Seiko 0734-883