Seiko Cal. 5642 - 657

Released in 1979, the Cal. 5642 with design code 657 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-8edac762bb16]

Also known as: Pogue, Goldfeather

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1979

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