Seiko Cal. 4557 - 561

Released in 1967, the Cal. 4557 with design code 561 was part of Seiko's domestic market collection. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-1512dbf8da83]

Also known as: Shogun, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1967

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