I know that there is a lot of fuss about 'specs' in watch reviews...
By: RayStantzPhD : May 17th, 2023-06:26
however, I own a watch with Grade 1 (about 80% of hardness compared to G2) and it is a desaster in terms of surface hardness (which I knew in the first place, no regrets there). Grade 5 is double as hard compared to Grade 2. And that, over the years, make...