I believe that Le Grelot 363 is the same as my Le Grelot "Double Evide Sonnant" (also marked 363). Either way, I get incredible BBS's from it; as far as my Frenchies go, it's tied with my TI Le Grelot 1/4 grind, and shaves much better than the TI Grelot 3/4 to 1/1.
Attachment 139550