Karowe Mine Yields 1,758ct. Diamond

RAPAPORT... Lucara Diamond Corp. has recovered the largest diamond unearthed in Botswana.

The 1,758-carat stone, from the Karowe mine, has been characterized as near-gem, with its quality varying throughout the diamond, Lucara said last week. Portions of it arehigh-quality white gem, the miner explained.

The company extracted the stone in an unbroken state using technology that it commiss...