Seiko Cal. 4540 - 532

The Seiko 4540-532 represents an important milestone in Seiko's 1983 lineup. It features a Green dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-d96383931037]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1983

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