Perfume lovers are buzzing on social media about a £10 M&S perfume that smells just like a designer fragrance worth £168.The scent in question is Santal 33 by Le Labo, a unisex perfume with a strong, woody aroma.This luxury perfume costs a hefty £168 for a 50ml bottle, or you can get a mini 15ml bottle for £66. It's not a purchase most people would make without giving it some serious thought, but if you've always wanted to try it - or you're a regular buyer looking for a cheaper alternative - then M&S has got you covered.