Osborne House, a historic property in Birmingham's Jewellery Quarter, is being sold through a modern method of auction. The property dates back to the 1850s and has been converted into four luxury apartments. The top-floor duplex apartment features an open-plan living space, two bedrooms, and two bathrooms, including an en-suite shower room. The property also includes a private entrance hall with exposed brick and stairs rising to the second floor, which leads to a further bedroom with an en-suite shower room. The auctioneer notes that the property is being sold through a 56-day reservation period, allowing buyers and sellers to complete the transaction quickly and efficiently.