Seiko Cal. 3872 - 810

The Seiko 3872-810 represents an important milestone in Seiko's 1975 lineup. Powered by the 3872 caliber with 17j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-44ee95e5b597]

Also known as: Tuna, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1975

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