Seiko Cal. 4577 - 504

The Seiko 4577-504 represents an important milestone in Seiko's 1982 lineup. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-bd7d49b24a69]

Also known as: Sumo, Sea Horse

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1982

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