| Harmonised Commodity Description and Coding System (HS) - level 2 - Chapter | 91 | Clocks and watches and parts thereof | 
                
                  
                    | Harmonised Commodity Description and Coding System (HS) - level 4 - Article | 910111 | Wrist-watches of precious metal or of metal clad with precious metal, whether or not incorporating a stop-watch facility, electrically operated, with mechanical display only (excl. with backs made of steel) | 
                
                  
                    | Harmonised Commodity Description and Coding System (HS) - level 4 - Article | 910119 | Wrist-watches of precious metal or of metal clad with precious metal, electrically operated, with opto-electronic display and with combined mechanical and opto-electronic display (excl. with backs made of steel) | 
                
                  
                    | Harmonised Commodity Description and Coding System (HS) - level 4 - Article | 910121 | Wrist-watches of precious metal or of metal clad with precious metal, whether or not incorporating a stop-watch facility, with automatic winding (excl. with backs made of steel) | 
                
                  
                    | Harmonised Commodity Description and Coding System (HS) - level 4 - Article | 910129 | Wrist-watches of precious metal or of metal clad with precious metal, whether or not incorporating a stop-watch facility, with hand winding only (excl. with backs made of steel) | 
                
                  
                    | Harmonised Commodity Description and Coding System (HS) - level 4 - Article | 910191 | Pocket-watches and the like, incl. stop-watches, of precious metal or of metal clad with precious metal, electrically operated (excl. with backs made of steel and wrist-watches) | 
                
                  
                    | Harmonised Commodity Description and Coding System (HS) - level 4 - Article | 910199 | Pocket-watches and the like, incl. stop-watches, of precious metal or of metal clad with precious metal, with hand or automatic winding (excl. with backs made of steel and wrist-watches) |