Seiko Cal. 0730 - 891

The Seiko 0730-891 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c78be1ed14e6]

Also known as: Tuna, Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1965

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