Seiko Cal. 3872 - 289

The 3872-289 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3872 caliber with 23j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-90ecf9b8d837]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1972

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