How to spot fake Dior Fahrenheit Parfum

The original Dior Fahrenheit perfume box is straight without bumps, compared to the fake one which has bumps... a safety element to identify the fake perfume... is the Fahrenheit text on the front of the bottle, on the original it is located higher, compared to the fake one which is below... the original Dior Fahrenheit perfume bottle weighs 322 grams, the fake one 305... the original bottle cap weighs 12 grams, compared to the fake one which weighs 4 grams... the most important element to identify the original Dior Fahrenheit perfume is the serial number on the back of the glass down... take something sharp and scratch... if it wipes it's with paint and it's fake.... if it remains, it is engraved and is original