Seiko Cal. 4528 - 740

The Seiko 4528-740 represents an important milestone in Seiko's 1982 lineup. It features a White dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-0ccebc7a884b]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1982

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