Doubling cube? Up to 64 isn't high enough!
OK, you don't really roll a doubling cube, and so it starts from 2 instead of 1, and so on. But anyway, this is a crystal-shaped d16 doubling die, numbered from 1 up to a whopping 32,768!
1.702 w x
1.702 d x
0.67 w x
0.67 d x