Vintage hard sided suitcase 1960s Celanese w key

Vintage hard sided suitcase 1950's or 60's Appears to be leather or vinyl covered Beautiful piece, looks like it was only used once or twice. Measure 19 inches tall 21 inches across 8 inches deep you can pack alot of clothing in this case! A few minor scratches on outside, had a travel sticker that fell off because of age. Inside pink satin lined no rips