While this data does not yet allow us to place a given razor in a given production year, we hope that one day it will.
To this end we try to classify each razor as closely as possible.
This is something rather nice that you can do with traditional, real shaving.
Gillette have been the dominant manufacturer of shaving equipment on planet earth for about a century.
I have a 1930s Tech that I use regularly, many people still use razors made before World War 1.
So there are tens of millions of these razors hidden away in attics and garages that, after a quick cleanup, would still make fantastic shaving razors today.
This page documents what we know about Gillette Canada safety razor serial numbers and date codes.
Razors made in Montreal often left the factory with serial numbers or date codes.
Nowadays these are reserved for developing countries where the bulk of the male population cannot afford several dollars every week for a system razor cartridge.If you don't exactly see that in the Blade Gap Table, it is due to a slight measurement error.For those who care, the average standard deviation is .0072" so considering the "Average Razor" and an average /- 1 STDev as a significance threshold, only the Bottom Dials are significantly different than the rest of the adjustables.But for many decades they were the prime Gillette product in Western markets as well.Gillette double edged razors are made to last, their potential life is virtually indefinite.In this year only De Luxe models were numbered, starting with 1-D, and often the final D was omitted.