Loose Gemstones

Red & White Corundum Balls

Great Wall Gems Factory produce and supply 1mm to 3mm red corundum (ruby) balls, white corundum balls and diamond cut corundum round at the lowest prices...

Pure White CZ Rough

Great Wall Gems Factory produce and supply white cubic zirconia (CZ) rough at the most competitive prices in the world!! The quality is steady and...

HPHT Lab Grown Rough

Great Wall Gems Factory produce and supply high quality 0.5-8 ct hpht lab grown diamond rough for the diamond companies at the most competitive prices in...

1-100mm CZ Round

Great Wall Gems Factory produce and supply 1-100mm cubic zirconia (CZ) round at the most competitive prices in the world!! The common sizes, such as,...