Seiko Cal. 4420 - 237

The Seiko 4420-237 represents an important milestone in Seiko's 1992 lineup. It features a Champagne dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-8f061026bc8c]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1992

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