Seiko Cal. 4576 - 321

The 4576-321 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-47125ed4eb8f]

Also known as: Monster, Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1986

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