Glenfiddich has released a new batch of its 30-year-old whisky and a limited number of bottles of 40-year-old.
The annual release of 30-year-old will bear an individual bottle number and batch number for the first time with the precise casks used to create the whisky identified.
The spirit used in the whisky has been matured in Bourbon and oloroso sherry casks and the whisky has updated packaging design for the 2010 bottling.
The 30-year-old is being released globally, rolling out from this month and retailing with a guide price of £225 per bottle.
It is bottled at 43% abv.
Just 600 bottles of 40-year-old are being released, the sixth edition of the malt.
Peter Gordon, chairman of brand owner William Grant, said: "It is a great honour to release such a distinguished whisky to enthusiasts around the world and add to our existing portfolio of rare and precious aged single malts."
Glenfiddich 40-year-old is bottled at 45.8% abv and has a guide price of £1,700 per bottle.