Seiko Cal. 4428 - 899

This Spring Drive model from 1998 features a 34mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-0e3ca3d4d09c]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1998

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