Seiko Cal. 4540 - 108

Released in 1992, the Cal. 4540 with design code 108 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-0c5e9b9a623b]

Also known as: Crown, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1992

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