Seiko Cal. 4428 - 321

The Seiko 4428-321 represents an important milestone in Seiko's 1985 lineup. It features a Cream dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-d10ed99dd09e]

Also known as: Bellmatic, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1985

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