Brisk trade in Mouton and Haut Brion drove the Liv-ex Claret Chip Index to a new high of 427.63 on Friday – a change of 1.05 per cent on the previous week.

Mouton 2003 posted the largest gains, rising in value from £3,900 per 12x75cl case on the 21st of January to £4,338 on the 28th. Other notable weekly climbers were the 2006 and 1998 vintages of Haut Brion, which increased in price by six per cent and seven per cent respectively. For more on Haut Brion, please see the forthcoming Market Report.