Seiko Cal. 4576 - 526

This Spring Drive model from 1975 features a 41mm Stainless Steel case. It features a Cream dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-e8977fe5e8fa]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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