Vintage Lot of Faux and Freshwater Pearls ~ Damaged ~ Please Read Description

lot of 4 vintage pearls please read entire description for condition 1. vintage rectangular wavy faux pearls in iridescent white with ornate silver tone box clasp ~ these pearls are experiencing some flaking of the coating ~ approx 16" length 2. vintage champagne colour faux pearls in graduated sizes with a sterling silver box clasp ~ there is some peeling and flaking on the iridescent coating of these pearls as well ~ approx 17" length 3. vintage freshwater pearls in bright white with a sterling silver box clasp that I can't get to function (the hook end will not clip into the receiver end) ~ the pearls themselves are in great condition ~ approx 17" length 4. vintage faux pearls in light champagne colour that are hand knotted with a gold tone clip clasp ~ I am calling these faux pearls but I am unsure, the clasp makes me doubt that they're real ~ they are in good condition ~ approx 17" length