Seiko Cal. 6390 - 680

The 6390-680 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6390 caliber with 32j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-bd96cae74b05]

Also known as: Pogue, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1970

Related Models

• Seiko 6280-721
• Seiko 3873-591
• Seiko 4455-135
• Seiko 7120-938
• Seiko 6632-511
• Seiko 5298-694
• Seiko 0788-293
• Seiko 0735-402
• Seiko 6321-371
• Seiko 6296-365
• Seiko 5253-229
• Seiko 3818-604