Seiko Cal. 4425 - 721

The 4425-721 is a sought-after Solar piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-7969c6ad2be5]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1979

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