Mulberry with Refinery29 UK. Shop the Amberley in Oak Natural Leather at Mulberry.com. The Amberley, first seen on the London Fashion Week catwalk was inspired by British countryside pursuits, the Amberley gets its ring hardware and satchel shape from traditional equestrian styling. Its unique Rider's Lock is a nod to a Mulberry icon - the design inspired by the centre of the Postman’s Lock. Multi-functional, the bag can be carried in several ways.