Seiko Cal. 5243 - 649

The Seiko 5243-649 represents an important milestone in Seiko's 1985 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-dd79db3b97ca]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1985

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