I have only heard goods! I also have got you covered!! I have been saving a list of watches for this occasion!! BTWs, the below list is sort of a very wide interpretation of skeleton work and I also included some that would be in your price range if you are okay buying used.
Speake Marin
Armin Strom
Louis Moniet
pierre deroche
Hod Russia (while not skeleton, they do a lot of customization so they could prob do a skeleton)
Nika Exclusive (made with Konstantin)
cvstos
LYH (a little over price range but he has other stuff)
Memorigin
ketelaars watches
Schwarz Etienne
Credor
Arnold and Son
Bovet
Lecomte
RGM
Fellow watchprosite member David Lowinger
Molnar Fabry
Coggiola (basically, bring new life to old pocket watches but they have done a good job with it from what i have heard)
Hautelence
Louis Moniet
Ryosuke nagata (while this is not a skeleton watch, she/he does a lot of engraving and so I am sure you can find something from them if you are interested)
Mike Cardew
Fellow watch prositer Hodinky Berkus