This is a powder based version: https://kwambio.com/ Spoke to the guys at an exhibition a few years back and the parts that come off the printer are pretty high quality. Not sure on pricing though. Source: about 2 years ago

Also for the materials construction I saw this? https://kwambio.com/ idk but for the ceramic base I think they would do a good job. Source: almost 3 years ago

Well the internet also lets us make things.. These don't look that difficult to model and send to somewhere like https://kwambio.com/. Source: almost 3 years ago

Finding a potter who makes slipcast molds and is able to reproduce this by then end of July would be difficult and obscenely expensive. Like 600 dollars at the least, and would likely require you to order many copies to make it worth their while, pushing the price even higher. I would put your options at finding a place that 3d prints in ceramic like https://kwambio.com/ or finding a potter willing to sculpt from... Source: almost 3 years ago

No, but there are wax like resins that can be burned out with zero ash. https://formlabs.com/store/materials/castable-wax-resin/. Source: over 1 year ago

Formlabs Form 2 printer with Formlabs Castable Wax resin. The resin is expensive (300$ a liter), but most pieces only take likse 5-15ml so it goes a looooong way even with supports. There are other more budget resin printers that are compatible with their own castable resin however, though I haven't tried them. I use the form 2 because its reliable and does 25nm prints (40 layers a mm), which makes a big big... Source: over 1 year ago