Seiko Cal. 5275 - 140

Seiko 5275-140

The Seiko 5275-140 represents an important milestone in Seiko's 1981 lineup. Powered by the 5275 caliber with 35j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-7d68ca2abd3a]

Also known as: Sportsmatic

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
11.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Navy
Jewels
35j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1981

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