Seiko Cal. 5271 - 383

Seiko 5271-383

The Seiko 5271-383 represents an important milestone in Seiko's 1985 lineup. Powered by the 5271 caliber with 33j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-0f52a5086b00]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Green
Jewels
33j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1985

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