Seiko Cal. 4420 - 346

The 4420-346 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-7c3f91cb4cee]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1969

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