Seiko Cal. 5657 - 943

Released in 1984, the Cal. 5657 with design code 943 was part of Seiko's domestic market collection. Powered by the 5657 caliber with 36j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-40dcf64a3b37]

Also known as: Sea Horse, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1984

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