Seiko Cal. 6657 - 189

The 6657-189 is a sought-after Solar piece from Seiko's golden era. Powered by the 6657 caliber with 17j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-b725b3429c38]

Also known as: Shogun, Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1970

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