Seiko Cal. 6140 - 740

Seiko 6140-740

This Kinetic model from 1975 features a 41mm Stainless Steel case. Powered by the 6140 caliber with 22j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-5be4a9b6a82d]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
12.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Cream
Jewels
22j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1975

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