Seiko Cal. 5243 - 891

The Seiko 5243-891 represents an important milestone in Seiko's 1976 lineup. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-c0804ae5f622]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1976

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