High Quality Natural Crystal Sphere Stand ~2-2.2" across.  These crystal sphere stands should accommodate most spheres  2"/50mm and up in diameter.

Chevron Amethyst: ~2-2.15"
Fire Quartz: ~2.25-2.45"
Howlite: ~2.1-2.25"
Moss Agate: ~2.25"
Rose Quartz: ~2.1-2.35"
Sodalite: ~2.15-2.35

Please Note: Any pictured spheres are for reference purposes only and are NOT included.