Seiko Cal. 0723 - 407

The Seiko 0723-407 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-6da7fbb1fb3e]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1968

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