Seiko Cal. 0712 - 136

The Seiko 0712-136 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-24da6ee0220e]

Also known as: Sumo, World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1965

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