Seiko Cal. 4528 - 940

The 4528-940 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-82a31f50928b]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1973

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