Seiko Cal. 5657 - 942

The Seiko 5657-942 represents an important milestone in Seiko's 1975 lineup. It features a Green dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-5f0f6788ee7e]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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