The only variance I'm able to tell is the feel in the leather-based. All the vintage lambskin CFs I’ve handled have generally felt really fragile and papery… I actually observed just one just before and was stunned by how slender it felt! But then classic CFs aren’t all that common https://www.google.sn/url?sa=i&url=https://beroma.is/product/louis-vuitton-lv-x-yk-marellini/