Stories Diamonds as old as Earth itself go on show at Frieze Masters Posted on October 15, 2025 by artNews The 3.5 billion-year-old gemstones are part of a display from the diamond company De Beers ‘Quality always rules’: VIP day sales at Frieze London 2025 ‘It was the cheapest possible art form I could imagine’: Sophia Al-Maria performs stand-up for Frieze London