Seiko Cal. 5644 - 519

The 5644-519 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5644 caliber with 30j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-e41dafa28269]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1976

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