Seiko Cal. 6657 - 651

The 6657-651 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6657 caliber with 24j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-6ea1d6a6f041]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1988

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