Genuine Casio O-Ring Case Seal - fits Casio A-168W, F-105W, F-106W, W-741 and W-86 watch models.
Matthew on X: "Multimillionaire Ronnie O'Sullivan definitely making a statement with his £9.99 Casio watch at this year's UK Championship. #snooker https://t.co/MjUlvLCqW1" / X