if youre looking for some cool funny and made to order centerpieces i know of a few options
1. Planter wood boxes, really cool, designed any size, and color youre looking for. Easily can be made modern, rustic, beachy, whatever you like! The guy who makes them does amazing stuff with wood.
He also makes fun coasters or signs, that can be rustic or whatever, he's great with customizing, just ask him. gabrielabregodesign@gmail.com. - hes based out of san diego
My friend and i make them and we can make them to any certain glass style youre looking for, just ask. Great for holidays also, but are beautiful when lit up with tealights or votives.