Seiko Cal. 5686 - 197

The 5686-197 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5686 caliber with 21j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-43eca18a9f6d]

Also known as: Monster, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1965

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