Polishing & Finishing

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Covington Tumbler Grit & Polish Kit – Complete 6-Step Kit for Rock Tumbling Success Start strong and finish brilliantly—everything you need for...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

120/220 Grit Blend – Stage 2 Tumbling & Lapping Abrasive The 120/220 Grit Blend is the ideal abrasive for Stage 2 of the tumbling process, desi...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Keep your diamond saw blades cutting clean and efficiently with Covington’s high-quality dressing blocks. Over time, diamond blades can become glaz...

60/90 Grit Blend – Stage 1 Tumbling & Lapping Abrasive 60/90 Grit Blend is the go-to abrasive for the first stage of rock tumbling and lapping,...

Cerium Oxide is a fine, reddish-brown powder used by lapidaries and glassworkers to achieve a flawless, mirror-like polish on both stones and glass...

Protect Your Work, Perfect Your PolishWhen you're working with delicate stones or smaller pieces, the final polish can make or break the result. Ou...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

Get your beveler or grinder up and running with this essential starter kit, designed to equip your home studio with the must-have tools for grindin...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Free Ground Shipping in the USA 30-Day Returns and No Restocking Fees Have a Question? We're here to help!           support@thegemstonelab.com    ...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...