Seiko Cal. 0724 - 138

The Seiko 0724-138 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-82a64700e67f]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1970

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