Seiko Cal. 4413 - 390

The 4413-390 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4413 caliber with 34j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-4258b778ec18]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1973

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