Seiko Cal. 4428 - 309

The Seiko 4428-309 represents an important milestone in Seiko's 1980 lineup. It features a Silver dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-ee5301406bff]

Also known as: Rally, Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1980

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