Seiko Cal. 4489 - 632

The 4489-632 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4489 caliber with 25j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-5b5f55503148]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1998

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