Murano glass pink puffed heart sterling silver 925 pendant necklace

This pretty necklace has a vintage pink Venetian Murano glass puffy heart suspended from a 18” sterling silver chain. The chain is hallmarked 925 and stamped with the C^A maker's mark for Château d’Argent, a Canadian jewelry designer. It is in perfect condition. The foil art glass heart has some inclusions in the glass from the production process. It is hallmarked 925 on the bail.