Seiko Cal. 4443 - 820

The 4443-820 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-225122f386cf]

Also known as: Sumo, Goldfeather

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1972

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