Seiko Cal. 4531 - 221

The 4531-221 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-dda6cc28bc8f]

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1969

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