Seiko Cal. 3872 - 289

Seiko 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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