Seiko Cal. 3873 - 723

The 3873-723 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-17ba0ebec393]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1969

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