Seiko Cal. 4555 - 178

The 4555-178 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-384e248ea1cd]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1984

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