Seiko Cal. 4556 - 815

The 4556-815 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4556 caliber with 28j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-5ac4986311d3]

Also known as: UFO, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1987

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