Seiko Cal. 6660 - 717

This Spring Drive model from 1992 features a 42mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-e86bd08d98e7]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1992

Related Models

• Seiko 5237-583
• Seiko 4437-246
• Seiko 6694-466
• Seiko 6365-589
• Seiko 4479-981
• Seiko 6316-973
• Seiko 7033-168
• Seiko 6316-333
• Seiko 6390-969
• Seiko 6244-975
• Seiko 0764-399
• Seiko 0710-634