Seiko Cal. 4522 - 830

The 4522-830 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-aa88ba48cfea]

Also known as: Helmet, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1994

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