Seiko Cal. 5640 - 607

The Seiko 5640-607 represents an important milestone in Seiko's 1972 lineup. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-a2e10a1d2d35]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1972

Related Models

• Seiko 6333-908
• Seiko 7083-624
• Seiko 6220-219
• Seiko 5244-404
• Seiko 7110-425
• Seiko 6283-237
• Seiko 6150-379
• Seiko 6290-172
• Seiko 5619-674
• Seiko 6287-481
• Seiko 7094-586
• Seiko 4565-993