Seiko Cal. 3873 - 866

The 3873-866 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3873 caliber with 20j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-29ea83d89583]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1990

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