A 5.72-carat fancy intense blue diamond sold for more than $8.8 million, making it the top lot ... with VVS1 clarity is mounted on a platinum ring and flanked by round diamonds.

Jennifer Lopez will keep the 8.5-carat green diamond engagement ring from Ben Affleck, following their recent divorce settlement. The rare diamond is estimated to be valued at $5 million.

Following the couple's divorce settlement earlier this week, it was confirmed by Page Six,after reviewing the exes' court documents, that Lopez, 55, will hold onto the stunning 8.5-carat green diamond ...