The Duchess of Cambridge’s brother James Middleton recently got engaged and it seems that he borrowed a little inspiration from his big sister when it came to the engagement ring. A picture that James and his new fiancé Alizee Thevenet posted on Instagram shows that he proposed with a large blue stone that shares a striking and very similar resemblance to the special sapphire stone that Prince William gave Kate back in 2011, originally belonging to Princess Diana. James picked a stu