Seiko Cal. 6389 - 511

The Seiko 6389-511 represents an important milestone in Seiko's 1968 lineup. Powered by the 6389 caliber with 21j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-2474b52aa879]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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