| Green Moissanite - Grade A - Faceting Rough | tomsboxofrocks.com | 8.25 USD | 699 USD | −75% |
| **IMPERFECT** Essentials Lap Disc Holder | tomsboxofrocks.com | 5 USD | 13 USD | −61.5% |
| Synthetic Alexandrite Gemstone Rough - Green | tomsboxofrocks.com | 21.76 USD | 1,263 USD | −57.7% |
| Medium Blue Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 25 USD | 302 USD | −57.4% |
| LYSO (Lutetium-Yttrium Oxyorthosilicate) Rough – High-Density Fluorescent Crystal | tomsboxofrocks.com | 65 USD | 1,323 USD | −53.3% |
| Lab-Grown LuAG Garnet – Intense UV Reactive Gemstone Rough | tomsboxofrocks.com | 45 USD | 7,438 USD | −50.1% |
| Handcrafted Dop Holder — Seconds & Imperfects | tomsboxofrocks.com | 13.75 USD | 27.5 USD | −50% |
| Cyan Moissanite - Grade A - Faceting Rough | tomsboxofrocks.com | 9 USD | 612 USD | −50% |
| Synthetic Alexandrite Gemstone Rough - Red | tomsboxofrocks.com | 54 USD | 1,687 USD | −39.7% |
| Djeva Alexandrite #45 Colored Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - DISCONTINUED - Various Sizes - Split Boule | tomsboxofrocks.com | 18 USD | 127 USD | −39.4% |
| GAGG Lumogarnet Rough – Neon Yellow Fluorescent Crystal with Afterglow | tomsboxofrocks.com | 51 USD | 2,233 USD | −35% |
| High Teal Color-Change Czochralski Pulled Sapphire - Faceting Rough | tomsboxofrocks.com | 45.5 USD | 296 USD | −30% |
| Amethyst Hydrothermal Synthetic Quartz - Lab Created Faceting Rough | tomsboxofrocks.com | 9.04 USD | 24 USD | −30% |
| Ghost Pr:YAP (Yttrium Aluminum Perovskite) — Rare Lab-Grown Fluorescent Faceting Rough | tomsboxofrocks.com | 25.95 USD | 1,637 USD | −25.9% |
| Lab-Created Cobalt Spinel – High-Clarity Neon Blue Rough Crystal | tomsboxofrocks.com | 29.43 USD | 899 USD | −24.5% |
| Extra Light Blue Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 38 USD | 720 USD | −15.3% |
| Aquamarine Colored Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 33.07 USD | 984 USD | −15.2% |
| London Blue Hydrothermal Synthetic Quartz - Lab Created Faceting Rough | tomsboxofrocks.com | 14 USD | 57 USD | −15% |
| Lithium Niobate (LiNbO₃) — Lab-Grown Brilliance from the Edge of Optics | tomsboxofrocks.com | 19 USD | 1,658 USD | −10.1% |
| Grey Moissanite - Grade A - Faceting Rough | tomsboxofrocks.com | 63.9 USD | 683 USD | −10% |
| White DEF Color Moissanite - Grade A - Faceting Rough | tomsboxofrocks.com | 53 USD | 1,738 USD | −10% |
| Blue Moissanite - Grade A - Faceting Rough | tomsboxofrocks.com | 51 USD | 1,806 USD | −10% |
| Dark Paraiba Colored Lab Created Corundum Sapphire Faceting Rough for Gem Cutting - Various Sizes | tomsboxofrocks.com | 86 USD | 175 USD | −9.9% |
| Dark Blue Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 39 USD | 466 USD | −9.9% |
| Smoky Hydrothermal Synthetic Quartz - Lab Created Faceting Rough | tomsboxofrocks.com | 7 USD | 49 USD | −8.3% |
| Citrine Hydrothermal Synthetic Quartz - Lab Created Faceting Rough | tomsboxofrocks.com | 10.66 USD | 115 USD | −6.7% |
| Strontium Titanate (SrTiO₃) — Lab-Grown Fire with Classic Elegance | tomsboxofrocks.com | 145 USD | 739 USD | — |
| Synthetic Alexandrite Gemstone Rough — Light Color-Change Chrysoberyl | tomsboxofrocks.com | 110 USD | 1,184 USD | — |
| Cerium Prime Polishing Lap (8 inch) | tomsboxofrocks.com | 95 USD | 95 USD | — |
| Pink Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 81 USD | 212 USD | — |
| Cerium Prime Polishing Lap (6 inch) | tomsboxofrocks.com | 80 USD | 80 USD | — |
| Mint Green Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 76 USD | 631 USD | — |
| Impregnated White Opal w/ Orange Fire (15% Resin) – Faceting Rough | tomsboxofrocks.com | 55 USD | 75 USD | — |
| Light Blue Moissanite - Grade A - Faceting Rough | tomsboxofrocks.com | 51 USD | 938 USD | — |
| Custom Yellow Czochralski Sapphire - Faceting Rough | tomsboxofrocks.com | 47 USD | 805 USD | — |
| Purple Color-Change Czochralski Pulled Sapphire - Faceting Rough | tomsboxofrocks.com | 44 USD | 564 USD | — |
| Medium Yellow Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 43 USD | 278 USD | — |
| Dark Padparadscha TGT Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 40 USD | 268 USD | — |
| Vivid Pink Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 39 USD | 114 USD | — |
| Morganite Pink Czochralski Pulled Sapphire - Grade A - Faceting Rough | tomsboxofrocks.com | 37 USD | 478 USD | — |