Seiko Cal. 4428 - 474

The Seiko 4428-474 represents an important milestone in Seiko's 1968 lineup. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-a6f3c53494e0]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1968

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