Seiko Cal. 4556 - 347

The 4556-347 is a sought-after Solar piece from Seiko's golden era. Powered by the 4556 caliber with 28j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-afdf43946b0f]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1985

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