Seiko Cal. 6690 - 511

The 6690-511 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6690 caliber with 22j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-910abee4d239]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1970

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