Seiko Cal. 0730 - 240

The Seiko 0730-240 represents an important milestone in Seiko's 1969 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4b6f04b35447]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1969

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