Seiko Cal. 4519 - 311

The 4519-311 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4519 caliber with 21j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-cd4c8cc98eb9]

Also known as: Tuna, Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1988

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