Diamond Martini is a refreshing twist on the classic martini. It is made with Vodka and Dry Vermouth. The history of the Diamond Martini is unclear, but it is believed to have originated in the United States sometime in the early twentieth century. This cocktail quickly gained popularity due to its unique flavor and elegant presentation. The Diamond Martini remains a popular choice among bartenders and cocktail enthusiasts alike. If you are looking for a sophisticated cocktail that is sure to impress, look no further than the Diamond Martini.