Do not buy carved ivory.  If you do, you are contributing to the slaughter of wildlife in Africa as well as Alaska. 

https://www.adn.com/alaska-news/crime-courts/2017/04/21/point-hope-men-sentenced-for-wasteful-walrus-hunt-that-caused-herd-to-stampede/

https://www.adn.com/wildlife/article/feds-investigate-alleged-shooting-cape-lisburne-walrus/2015/09/18/