Seiko Cal. 6659 - 310

The Seiko 6659-310 represents an important milestone in Seiko's 1979 lineup. Powered by the 6659 caliber with 19j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-22a66f4b89d4]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1979

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