GUESS - Adventurous. Sexy. All-American with an International flair. In 1981, the Marcianos founded a small denim company in California. Today, GUESS has grown to be one of the largest and most successful fashion brands in the world. GUESS continues to dress and accessorize the world with fashion-forward apparel, handbags, watches, shoes and more. GUESS watches come in several gorgeous series such as GUESS Trend, GUESS Jewelry, GUESS Box Set for both men and women.