Seiko Cal. 6664 - 778

This Kinetic model from 1975 features a 38mm Stainless Steel case. Powered by the 6664 caliber with 29j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-5ec2bc17e447]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1975

Related Models

• Seiko 3856-949
• Seiko 6134-684
• Seiko 3881-844
• Seiko 5682-884
• Seiko 6673-898
• Seiko 6632-383
• Seiko 6628-674
• Seiko 6395-459
• Seiko 7137-436
• Seiko 3829-628
• Seiko 6129-923
• Seiko 4470-227