Seiko Cal. 4486 - 528

This Spring Drive model from 1972 features a 42mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-5a6473242b1e]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1972

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