Seiko Cal. 4577 - 168

Released in 1965, the Cal. 4577 with design code 168 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-54b97ce501aa]

Also known as: Sumo, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1965

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