Copper is known as the best heat conductor of all. It heats up almost instantaneously but also cools down very quickly thus giving the cook total control and making the pans superb for fast cooking, frying, sautéing, sealing, browning and crisping. Whatever the metal, heavy-gauge pans are always best, but with copper they are essential; lightweight copper pans are really no use for anything except decoration.
Heavyweight pans are invariably "professional" and those sold by Divertimenti for domestic use are exactly the same as those used in the restaurant trade. A good copper pan that has been well looked after should not last for just one lifetime, but for several, and the French are known to pass them down to the next generation as heirlooms