Seiko Cal. 4519 - 740

The 4519-740 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4519 caliber with 18j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-89369c6ada9f]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1972

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