Seiko Cal. 4557 - 288

The 4557-288 is a sought-after Solar piece from Seiko's golden era. Powered by the 4557 caliber with 19j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-09cfc131a581]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1985

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