The BladeForums.com 2024 Traditional Knife is available! Price is $250 ea (shipped within CONUS).
Order here: https://www.bladeforums.com/help/2024-traditional/
Elforyn, Juma and Casein blocks are also very white and quite like ivory in their carve-ability.
The Casein blocks you can make yourself out of milk and vinegar.
Corian is bright white and easier to finish bright than micarta or g-10.Natural Buffalo bone is bright white but you (I) usually get heat checks finishing it on the buffer.Corian?