15,000Grit Diamond Polishing Lapping Compound Polish Paste 50G (1.76 Oz) with 25% Diamond Powder (0.8-1 Micros) for Metal Silver Chrome Glass Marble Resin Rock Watch Jewelry Gemstone

I've stopped using Zona. I'm always experimenting, and this is what I've found works really well. Sanding #1: 1500 Grit Sanding #2: 2500 Grit Sanding #3: 5000 Grit Polish: Dremel polishing with 15000 Grit Diamond paste. https://www.amazon.com/dp/B0F9385KYW Shines like glass.