Seiko Cal. 6351 - 668

This Solar model from 1979 features a 44mm Hardlex-Coated Steel case. Powered by the 6351 caliber with 20j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-462d8bd01b1f]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1979

Related Models

• Seiko 5250-339
• Seiko 6693-534
• Seiko 6254-928
• Seiko 5249-178
• Seiko 6138-783
• Seiko 4553-966
• Seiko 6293-314
• Seiko 4599-247
• Seiko 6399-262
• Seiko 3851-521
• Seiko 4582-859
• Seiko 6290-742