Dress gracefully and ensure they skip a beat over your style with 10K diamond and 14K gold rings for women. Guess is an American textile brand and retailer that runs on the values of love, respect and integrity. The company was founded in 1981 by the Marciano brothers, who hailed from the south of France. The company supplies clothing for all genders and age groups. Many products are available in only one color and that is black.