Round Blue Sapphires - Natural Loose Stones

1.75 ct Natural Heat-Treated Blue Sapphire – Round Cut | GIA Report | Sri Lanka (Ceylon)

0.64 ct Natural Heated Blue Sapphire – Round (approximately 5mm) Cut | Sri Lanka (Ceylon)

1.10 ct Natural Heated Blue Sapphire – Round Cut

0.87 ct Natural Heated Blue Sapphire – Round Cut | Sri Lanka (Ceylon)

1.62 ct Natural Blue Sapphire – Round, Heated | GIA Report | Sri Lanka (Ceylon)

1.61 ct Natural Blue Sapphire, Sri Lanka – Round, Heated | GIA Sapphire Origin Report 2241017779

5.39 ct Natural Unheated Blue Sapphire – Round | GIA Sapphire Origin Report 5231646038 | Sri Lanka