This item can be purchased for 50 from in Dalaran
If this, or any other Dalaran wine, is kept in a player's inventory for the full duration of 365 days, it will turn into a Bottle of Peaked Dalaran Red, and the caption will read "Aged to perfection." instead of "Improves with age.".
/ Patch 3.0.2 (14-Oct-2008): Added.