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Bigger by 1/16 is not an issue that someone is going to make problems of in my experience.
Smaller by 1/16 would be a problem.

Actually, blades are usually measure in 1/8" units, but we use 1/16" units if the blade is closer to that.
So it is perfectly normal to see razors advertised as 11/16 or 15/16, though this is not...