 This climate has chilly to cold temperatures throughout the year, with snowfalls.On 4 October 2006 the 603 carat (121 g) white diamond, the Lesotho Promise was unearthed, which until the January 2018 discovery noted below was the largest reported find this century; 
at the time it was found it was the 15th largest diamond ever found.The stone is of an exceptional colour, rated D, the top colour for diamonds.