Seiko Cal. 5642 - 837

Released in 1965, the Cal. 5642 with design code 837 was part of Seiko's domestic market collection. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-6fcbe441bae1]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1965

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