Seiko Cal. 4540 - 511

This Quartz model from 1992 features a 46mm PVD Black case. Powered by the 4540 caliber with 23j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-f4b9f9600a6c]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1992

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