Seiko Cal. 6662 - 789

The Seiko 6662-789 represents an important milestone in Seiko's 1977 lineup. Powered by the 6662 caliber with 17j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-e697e2578ad8]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1977

Related Models

• Seiko 5642-911
• Seiko 6134-359
• Seiko 6142-233
• Seiko 0751-962
• Seiko 6147-529
• Seiko 3879-474
• Seiko 5651-945
• Seiko 7129-282
• Seiko 5667-572
• Seiko 0781-643
• Seiko 5215-410
• Seiko 6332-117