Seiko Cal. 4528 - 100

The Seiko 4528-100 represents an important milestone in Seiko's 1993 lineup. It features a White dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-159eba0ab78a]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1993

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