Seiko Cal. 4555 - 580

The 4555-580 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-bbb7cba7e9ee]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1966

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