Seiko Cal. 4420 - 946

The 4420-946 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-ff55573ccf92]

Also known as: Sumo, Panda

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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