Seiko Cal. 3873 - 651

The Seiko 3873-651 represents an important milestone in Seiko's 1991 lineup. Powered by the 3873 caliber with 17j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-7a24d2a29fe5]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1991

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