TimeZone.com | TZTool Shop Home | Shop On-Line
Order Form | About Tool Shop | Contact Us
Most major watch companies have a system of case numbers stamped on the case, we need this information when ordering crowns, crystal, gaskets and other parts related to the case.
SEIKO-- Stamped outside back of the case, eight digits most of the time. Separated by a dash example 1108-5235. Older watches may contain the dash after the second digit, example: 11-5208 Numbers may also contain letters examples 5H23-7A67 or 4536-735H.
Citizen- Outside the back of case, however sometimes it may be inside the case back. Seven or eight digits older cases starting with 4 then a dash, on newer cases the caliber number is shown then a dash then the case number examples: 4-065346, or 9010-095014 & 35-S22059. Please no numbers like GN-4W-23, which is not a case number and is not needed when ordering.
PULSAR-Stamped outside back of the case, six to eight digits, usually starting with a V, W, or Y.
BULOVA-ACCUTRON-CARAVELLE- On the inside back of case, either in black ink or embossed.
CASIO-Stamped on the out side back of case. Model number is the number which follows the box that contains the movement #. Bands, Crystal & Bezels can the be special ordered 7 to 10 days.
LONGINES-WITTNAUER-JUBILEE- Stamped inside case, also give caliber number.
ROLEX-- Stamped on back of inside case or between case lugs at 12.
OMEGA- Stamped on back of inside case.
HAMILTON- Stamped outside back of the case, on older watches starting with a letter, we nolonger have case parts.
LORUS- Stamped outside back of the case, usually starting with a V, W, or Y.
MIDO- Stamped outside back of case or between the case lugs, four digits most of the time.
TISSOT- Stamped on back of inside case.
WYLER- Stamped on back of inside case.
ZODIAC- Stamped on back of inside case.
GRUEN, BENRUS, WYLER, HAMILTON and ELGIN are no longer available. We'll need a case to match crystal and a sample of the material wanted.