Seiko Cal. 6668 - 517

This Spring Drive model from 1995 features a 41mm PVD Black case. Powered by the 6668 caliber with 26j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-4b53572bc7d8]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1995

Related Models

• Seiko 6314-389
• Seiko 0745-241
• Seiko 0769-186
• Seiko 4455-277
• Seiko 7115-304
• Seiko 4447-704
• Seiko 5644-500
• Seiko 7148-121
• Seiko 6256-357
• Seiko 6165-539
• Seiko 7098-668
• Seiko 5696-179