GryrignsRaw Synthetic Ruby Stone Rough Red Corundum Gemstone Uncut 3A Grade VVS Clarity for Jewelry Making

Gryrigns Raw Synthetic Ruby Stone Rough Red Corundum Gemstone Uncut 3A Grade VVS Clarity for Jewelry Making

Tryuunion Diamond Polishing Compound, 5 Piece Lapping Paste 1500 to 80000 Grit, Lapping Compound Kit for Jewelry, Metal, Ring, Gemstone, Glass, Coin, 0.25 to 14 Micron, 5 Gram

TechDiamondTools Diamond Polishing Compound Polishing Paste USA Made 50,000 Grit 0-0.5 Microns for Marble Glass Metal Rock Jewelry Resin Silver Chrome Gemstone with 25% of Diamond Powder