Seiko Cal. 4420 - 247

The 4420-247 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-dc4ee3c7a7d4]

Also known as: Panda, Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1984

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