Seiko Cal. 4431 - 272

Seiko 4431-272

The Seiko 4431-272 represents an important milestone in Seiko's 1989 lineup. Powered by the 4431 caliber with 27j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-31fc94cdcd71]

Also known as: UFO, Arnie

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
35mm
Case Thickness
9.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
White
Jewels
27j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1989

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