Seiko Cal. 4540 - 146

Released in 1990, the Cal. 4540 with design code 146 was part of Seiko's domestic market collection. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-ebe26ee0111f]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1990

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