Seiko Cal. 4429 - 523

The 4429-523 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-4122cbed231c]

Also known as: Bullhead, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1999

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