Seiko Cal. 5236 - 542

The Seiko 5236-542 represents an important milestone in Seiko's 1966 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-4ab1341194fe]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1966

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