#750 Nakayama Asagi Odd Shape Stone
 
I have tested this stone for compatibility with several different straight razors (Henckels, Tim Zowada, and found it to be compatible with each. There is ocher and dark umber skin on two sides, and the back has been flattened so it will sit flat on a bench,
The size 4 1/2" (widest) x 5 1/2" across x 1 1/4-inch thickness. Weight is almost 2 pounds.