Seiko Cal. 4428 - 246

The 4428-246 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-87416811094b]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1984

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