No Image Lot 340 AN UNMOUNTED DIAMOND, the brilliant cut diamond sealed in an IGI packet. Weight of diamond: 3.01 ct, 340AN UNMOUNTED DIAMOND, the brilliant cut diamond sealed in an IGI packet. Weight of diamond: 3.01 ct, O'Reilly's Auction Rooms 1948 Ltd AN UNMOUNTED DIAMOND, the brilliant cut diamond sealed in an IGI packet. Weight of diamond: 3.01 ct, colour and clarity: H, IF Add to watchlist Vivre