Seiko Cal. 4521 - 427

The 4521-427 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2f29e4d00561]

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1977

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