Seiko Cal. 5657 - 338

Released in 1975, the Cal. 5657 with design code 338 was part of Seiko's domestic market collection. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-68ec26efb3e9]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1975

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