Seiko Cal. 4521 - 243

The Seiko 4521-243 represents an important milestone in Seiko's 1973 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-faba93c23205]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1973

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