Seiko Cal. 7064 - 643

The Seiko 7064-643 represents an important milestone in Seiko's 1979 lineup. Powered by the 7064 caliber with 31j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-553963d41837]

Also known as: Goldfeather, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1979

Related Models

• Seiko 6145-541
• Seiko 6160-527
• Seiko 6316-717
• Seiko 0744-178
• Seiko 4435-246
• Seiko 6398-898
• Seiko 7063-322
• Seiko 6241-869
• Seiko 5220-980
• Seiko 6154-981
• Seiko 3847-401
• Seiko 6315-143