Seiko Cal. 5690 - 660

This Solar model from 1965 features a 34mm PVD Black case. Powered by the 5690 caliber with 32j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-e39a076b43ef]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1965

Related Models

• Seiko 6129-646
• Seiko 6255-328
• Seiko 4588-247
• Seiko 4554-606
• Seiko 6322-899
• Seiko 5222-773
• Seiko 6236-923
• Seiko 4518-802
• Seiko 7073-718
• Seiko 5685-834
• Seiko 3856-729
• Seiko 0725-712