Whisky Chivas Regal 25 Year Old. This is a unique blend of excellent whisky varieties, each of which has matured at least 25 years. Inspired by the first Chivas Regal to win the America, Chivas Regal 25 Years, returns true to its original recipe. Produced in limited quantities and each bottle is numbered, reflecting thus the uncompromising quality and unparalleled legacy.