Large Vintage Sterling Silver Heart Locket Necklace

Sterling silver floral heart locket is marked 925 Thailand and measures 1 5/8 inches, including the bail, by just shy of 1 1/4 inches wide.  It is on a sterling silver 20 inch meatball sausage chain and the weight of the necklace is 11.3 grams.  It is in great vintage condition.