Choosing a brand that has the potential for hedging and appreciation determines the value of 90% of the watch, but the brand appeal is not high price, the focus is professional. Many brands, the most favored by the market, in addition to the rising price of Patek Philippe and Rolex at the auction, there are watchmaking watch factory watch factory such as Vacheron Constantin, Audemars Piguet, Breguet, IWC, Piaget, Cartier , Jaeger-LeCoultre, Girard Perregaux, etc., also have excellent strength. Good watch, the rare materials and technology can also increase the watch value, but the focus in addition to the quality of the stones themselves, the process is more important. Opal, jade, coral and diamond changeable jewelry watches, or with enamel painted dial, such as Patek Philippe good at "The art of cloisonneenling filigree enamel art", exquisite, rare, so watch as works of art, it is worth Collection. The watchmaking technology and technology, the focus is on the movement. Movement of the selection, the simplest difference is that mechanical watches absolutely better than the quartz watch, quartz watch movement from the IC circuit, aging over time is eliminated, and mechanical watch as long as properly maintained, the use of a hundred years is absolutely not a problem. Mechanical watch the most valuable place is that through a small movement but can the calendar, week, month, timekeeping and other complex features to be demonstrated, but also shows the unique superb technology in each watch factory. Scarcity of valuables, limited edition watch because of the unique and unique characteristics, collection value, unique number, so that the chance of appreciation greatly increased. From the beginning of the brand, to the function, material, limited or not, which determines the value of a watch, carefully select the brand from the beginning to understand the material and details, not afraid of watch the high price, if you can pick a long-term value Watch, so you can play outside the table profitable. In addition to technology and brand, the watch hedging with the use of metal has a great relationship, for a variety of metal materials is relatively important to understand. In general, the production of a watch, the movement most of the brass, the case part of the yellow K gold, rose gold, white K gold and platinum four kinds, the best price and hedging the first platinum, then Is yellow K gold, rose gold, and finally white K gold. Watch as a luxury because not affected by the popular index, the seasons of the impact of price cuts, on the contrary has the role of increasing the value of; auction success, limited products, tailored, regular price increases, it is these factors make watches brand The function of increasing the value of the preservation.