Seiko Cal. 4428 - 369

The Seiko 4428-369 represents an important milestone in Seiko's 1982 lineup. It features a Cream dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-588d306d1389]

Also known as: Monster, UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1982

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