Seiko Cal. 4420 - 558

This Spring Drive model from 1999 features a 44mm Stainless Steel case. It features a Champagne dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-80185f8ec913]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1999

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