Seiko Cal. 4420 - 370

The Seiko 4420-370 represents an important milestone in Seiko's 1997 lineup. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-821a7fac8b73]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1997

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