Chessex 16 mm dice that came with Chessex's Pound Of Dice.  This is a limited set, mostly desired by dice collectors.  The unofficial name from a Chessex Speckled dice collector's web page has not been settled on yet, it is currently unnamed.  It is milky white purple speckled with white numbers. It was first distributed with the PoD in 2023, Wave 2.