Seiko Cal. 4421 - 553

The 4421-553 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-6cecf41aa069]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1980

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