(IDEX Online) - Lucara has announced its second huge diamond recovery in two weeks from Karowe, in Botswana. The Canadian miner says the unbroken Type IIa 378-carat gem quality top white diamond (pictured) came from milling of ore.It follows the recovery of an unbroken 341-carat diamond from the same part of the mine, long associated with valuable finds, which was announced two weeks ago.It's the 55th diamond greater than 200 carats to be recovered from the open-pit mine since 2015."This superb 378 carat diamond is our second +300 carat recovery so far this year, marking a strong early start to 2021," said Eira Thomas, Lucara's CEO."The 378-carat joins a rare and special lineage of exceptional, high value diamonds recovered at Karowe and continues to highlight the wonderful diamond potential of Botswana."