Seiko Cal. 4423 - 456

The 4423-456 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-7c361d0a6eb9]

Also known as: Monster, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1973

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