Seiko Cal. 4519 - 275

The Seiko 4519-275 represents an important milestone in Seiko's 1982 lineup. Powered by the 4519 caliber with 18j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-ecf6bccc5548]

Also known as: Helmet, Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

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