Seiko Cal. 4577 - 178

Released in 1980, the Cal. 4577 with design code 178 was part of Seiko's domestic market collection. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-35dd85bb284a]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1980

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