Seiko Cal. 6665 - 850

The Seiko 6665-850 represents an important milestone in Seiko's 1982 lineup. Powered by the 6665 caliber with 34j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-fad0aabc4a40]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1982

Related Models

• Seiko 5247-251
• Seiko 7112-449
• Seiko 6353-252
• Seiko 6681-173
• Seiko 4564-269
• Seiko 6396-245
• Seiko 4584-648
• Seiko 6637-325
• Seiko 7023-406
• Seiko 7180-903
• Seiko 7025-827
• Seiko 4466-295