left is after some super glue, sanding, and poly watch. right is what the watch looked like before. I've found that on plastic crystals you can use super glue to fill deep
Learned a good lesson today, beware to easy looking service. Had some time today, figured I would put 30mins of polishing this one jewel mechanical Cronel watch. The crystal glue was old
How to Attach Watch Crystals with GS Crystal Cement - YouTube