Seiko Cal. 4577 - 473

The Seiko 4577-473 represents an important milestone in Seiko's 1978 lineup. Powered by the 4577 caliber with 27j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-bc2241e3c156]

Also known as: Shogun, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1978

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