28mm Miniature Display/Protector

Somewhere I saw a cool picture of a 28mm miniature being stored in a dice box, but when I went to look for a printable model of such a thing, I couldn't find one. So I grabbed a box of Chessex dice, dumped the dice in a cup, cracked out the calipers and fired up Fusion 360 and set about to make one. And here it is! For optional convenience, and because I love magnets, it accepts a 6x2mm magnet which allows your miniature to magnetically attach to the base rather than solely relying on a friction