Seiko Cal. 4489 - 304

The Seiko 4489-304 represents an important milestone in Seiko's 1985 lineup. Powered by the 4489 caliber with 17j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-364d61da150e]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1985

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