What a find! This is a rare ceramic whiskey jug / decanter from James Munro & Son Ltd.
It originally would have held Munro's King of Kings Rare Old De Luxe Scotch Whiskey, sadly that has long gone. What is left is the fabulous decanter in excellent condition.
This piece dates back to the 1960s and is in excellent condition with no chips or cracks. Its having its original wax seal on the front, The glaze is in excellent condition considering the age.
The jar stands at 18cm tall and 9cm in diameter at the base. At its widest point the jar measure 14cm wide.
This is a true collectors piece and rare to find in such good condition. 
Weight  approx 1030 grams.