Free Shipping | 30-Day Returns
Free Shipping | 30-Day Returns
Skip to content

Turn rough rocks into sparkling treasure!


For the true enthusiast, rock tumbling is an art form — the pursuit of perfection through precision and care. Each stage of grit, polish, and timing matters.

The reward?

Stones so flawlessly smooth and lustrous they capture light from every angle. With professional-grade tumblers, you have full control over the process — unlocking the natural brilliance hidden within agates, jaspers, and quartz. It’s more than a hobby — it’s a craft, and each polished stone is a masterpiece.

From classic rotary tumblers that slowly reveal the hidden beauty inside each stone, to fast and precise vibratory models, including versatile chambers that let you run large batches at once with extreme precision, we have the perfect machine for every lapidary adventure.

We also carry all the supplies you need—grits, polishes, and even all-in-one rock tumbler kits—so you can dive right in and start polishing your first gems.

Whether you’re a hobbyist chasing the thrill of transformation or an artist looking to craft professional-quality stones, tumbling is hands-on, rewarding, and just plain fun!

Rotary Tumblers


Perfect for beginners and hobbyists, rotary tumblers use a simple barrel rotation to smooth and polish rough stones over time. They’re reliable, easy to use, and deliver beautiful rounded finishes—making them ideal for rock hounds who love watching their stones transform batch by batch.

Shop Rotary Tumblers

Vibratory Tumblers

Faster and more efficient than rotary models, vibratory tumblers use high-frequency motion to polish stones without significantly altering their shape. These machines are great for delicate materials and for anyone who wants sharper edges and quicker results.

Shop Vibratory Tumblers

Vibratory Chambers

Vibratory chambers are built for high-performance polishing, deburring, and surface finishing.

With powerful motors and spacious barrels, they handle larger volumes of stones efficiently while maintaining consistent results.

Many models allow for wet or dry operation, giving you flexibility for different types of materials and finishes. Designed for durability and precision, these chambers help lapidary artists achieve professional-quality results faster and with less effort than standard tumblers.

Shop Vibratory Chambers

Rock Tumbler Supplies

There are lots of different supplies needed to tumble and polish stones to perfection. From graded and ungraded rock tumbler grit to ceramic media & cerium oxide, The Gemstone Lab has all the supplies you need.

Shop Supplies

The Gemstone Lab Pro Shop

(Coming Soon)
We’ve spoken with many of our customers who need machines and supplies for their lapidary businesses, so we’re putting together dedicated business services and solutions.

-

Our goal is to provide the tools, resources, and support you need to deliver consistent, high-quality results for your clients and grow your lapidary business with confidence.

See What Our Customers Are Saying

The Gemstone Lab Reviews