Seiko Cal. 3872 - 350

Seiko 3872-350

The Seiko 3872-350 represents an important milestone in Seiko's 1976 lineup. Powered by the 3872 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-e39ae496a25f]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
39mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1976

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