Seiko Cal. 4542 - 758

The 4542-758 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4542 caliber with 33j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-e407866ff067]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1997

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