Seiko Cal. 0742 - 747

The Seiko 0742-747 represents an important milestone in Seiko's 1975 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-9004bab8cf0c]

Also known as: Rally, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1975

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