Seiko Cal. 4574 - 643

The 4574-643 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4574 caliber with 23j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-fe719cb7b4b3]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1994

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