Seiko Cal. 6656 - 725

The 6656-725 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6656 caliber with 17j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-11ce2bd953b4]

Also known as: Monster, World Timer

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1975

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