Seiko Cal. 4528 - 411

The Seiko 4528-411 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-aece706589bc]

Also known as: Sea Horse, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1985

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