Seiko Cal. 4542 - 729

The Seiko 4542-729 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-17dfd71649c9]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1987

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