During the cleaning process, a few stones fell out and were found to be high quality star sapphires, pale blue in colour - but experts have warned that though the specimen has a high carat value at 2.5 million, all the stones inside the cluster may not be high-quality.

Mr Gamage alerted authorities to his find, but it took over one year to clean the cluster before they could analyse and certify it. Later we stumbled upon this huge specimen,' he told the media outlet. 'The person who was digging the well alerted us about some rare stones.

He was identified only as Mr Gamage by BBC. The sapphire cluster, which weighs around 510 kilograms or 2.5 million carats, was discovered in the house of a gem trader who does not want to reveal his full name of location for security reasons. The name Ratnapura, in fact, means city of gems, and it is known as Sri Lanka's gem capital. Sri Lankan authorities say that the cluster was found by workmen digging a well in the backyard of a house in the gem-rich area of Ratnapura, reports BBC. 3 Piece - Embroidered Raw Silk Suit Embrace the festive vibes this winter season with this lime green raw silk embroidered shirt for girls, embellished with gota flowers and lace. We invite you to view our full selection of sapphires, blue sapphire rings and custom sapphire jewelry and discover what makes the Natural Sapphire Company the world's greatest collection of natural sapphires.The world's largest star sapphire cluster has been unearthed by accident in a backyard in Sri Lanka. Our jewelry and gemological specialists will work with you from start to finish to create your custom sapphire jewelry. All of our sapphires are cut on our premises and are available loose or mounted in a custom setting. We offer a vast selection of blue sapphires, pink sapphires, yellow sapphires, white sapphires and other unique natural sapphires. Our natural untreated sapphires offer true beauty, rarity and superior value compared to treated sapphires.

Our sapphires are not synthetic, heated to extreme temperatures, diffused, irradiated, glass filled or oiled. At the Natural Sapphire Company we specialize in providing our customers with the finest quality natural sapphires.

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