Seiko Cal. 6390 - 813

The 6390-813 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 63 hours power reserve. [seikata-wm-471768d893c7]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1968

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