The wand of Mr. Ollivander is of unknown materials. Like most wizards and witches in Great Britain,he likely was given his wand before beginning his education in the magical arts. Although, because his family owned a wand shop, he may not have had to purchase his.
His wand `was Birch, and his chosen core was dragon heartstring, the length was 10 inches. His wand was passed down, when he died to, James Potter Jr., it was given to him by Harry who recovered it from the Battle of Hogwarts.