Seiko Cal. 4542 - 421

Released in 1968, the Cal. 4542 with design code 421 was part of Seiko's domestic market collection. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-69f89adac1ef]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1968

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