It is said that the cufflinks can last long

In the high-end cufflinks with sapphire do watch glass, the biggest advantage of the sapphire glass is of high hardness (Mohs nine, second only to diamond), is not easy to wear, corrosion resistance, which enables you to cufflinks long-term remain intact. Some people possibly will never wear cufflinksexcept this time.  Fitted with sapphire crystal glass cufflinks, and generally cover there will be SAPPHIRE in alphabetical mark on the dial or table. The movement is like a human heart, like a car engine, the core components of advanced cufflinks. The quality movement is essential to work long hours to ensure that the cufflinks. Usually by place of origin or brand to determine the reliability of the movement.
The sapphire crystal is a very high hardness material, its hardness up to seven times that of steel. Strictly speaking, only diamonds can scratch this glass, most Swiss brands prefer to use this material. Table mirror is very important, is the most eye-catching position, and the most lateral of the entire watch, easy to collision and friction with foreign objects. But also in the Western tradition, the cufflinks given by a woman is the token of love. Therefore, the choice of sapphire crystal glass is very important. TIPS: How to determine table glass. Form the back, such as the English: SapphireCrystal, that the watch uses a sapphire crystal glass.
  Check the appearance of: Case bright clean, angular symmetry, the bottom cover to open the table must not have scratches, the bottom cover and the main shell should be solid and consistent, the surface should be clean, the writing should be clear, the scale should be uniform, hands, good finish, the table Glass should be transparent, no scratches. It is said that the cufflinkscan last long. Test Sensitivity: slow start the number of teeth, the second hand that is able to walk, indicating a high sensitivity, high sensitivity, cufflinks, travel time and a longer duration. The sound of the table should be uniform and clear sound should be smooth to move around in all directions the same non-hybrid.
  Toggle, minute, check points for position, hours, minutes, three-pin banknotes to maintain a certain gap, no grazing. On Article feeling should be smooth, non-retrogression, no slip phenomenon of teeth and top teeth. Pull out the handle of the first dial needle should be suitable for tightness. The dial needle if you feel too loose will happen to take a slow phenomenon; tight toggle difficult to cause the pointer to the Department of gear damage. Thus, now all the brides come to pick one pair of perfect cufflinks to go with the dress of your grooms.  Rock cufflinks, movement of inactivity. If the calibration instrument measured instantaneous cufflinks <difference refers to cuff the 24-hour travel time error.
Check the appearance of appearance from the Case, table glass, dial, hands to check. Case should not trachoma and scratches, the edges corresponding to commensurate, back cover and on the case of the rotary joint at the tight. The two strap ring of their respective equal distance with the case, the four holes to install the strap ring center or favor, in case the location of pin the tail, the depth of the holes in an appropriate, easy to fall off the strap ring. Table no defects and scratches glass, transparent light. From the earliest time, cufflinks are not only decorations.  The dial, hands in the coating finish, no scar, dial scale line (minutes and seconds) and the luminous point to check is complete. Check the sensitivity of cufflinks sensitivity refers to the balance wheel cufflinks in their own "start" as early as late. Inspection methods did not attend the spring stop walking gold cufflinks, gently shake.