9101 Wrist-watches, Pocket-watches and Other Watches, Incl. Stop-watches, With Case of Precious Metal or of Metal Clad With Precious Metal (Excl. With Backs Made of Steel)

9101 (01/1988-..) Wrist-watches, Pocket-watches and Other Watches, Incl. Stop-watches, With Case of Precious Metal or of Metal Clad With Precious Metal (Excl. With Backs Made of Steel) 91011100 (01/1996-..) 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) 91011200 (01/1996-12/2006) Wrist-watches of Precious Metal or of Metal Clad With Precious Metal, Whether or not Incorporating a Stop-watch Facility, Electrically Operated, With Opto-electronic Display Only (Excl. With Backs Made of Steel) 91011900 (01/2007-..) Wrist-watches of Precious Metal or of Metal Clad With Precious Metal, Whether or not Incorporating a Stop-watch Facility, Electrically Operated, With Opto-electronic Display and With Combined Mechanical and Opto-electronic Display (Excl. With Backs MadeOf Steel) 91012100 (01/1988-..) 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) 91012900 (01/1996-..) 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) 91019100 (01/1996-..) 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) 91019900 (01/1996-..) 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)