These 30mm gemstone donut pi stones are perfect for jewelry makers, crystal shops, and metaphysical retailers. Each round stone features a polished finish and classic donut shape, ideal for stringing on cords or wire-wrapping. Offered in bulk at wholesale pricing, these gemstone pi stones are a versatile addition to your inventory for retail or spiritual healing purposes. Sizes may vary slightly due to the natural material.  Sold individually with a minimum of 3 per style.