WS-203 Watch Crystals, Crowns, & Case Tubes

WS-203 Watch Crystals, Crowns, & Case Tubes
This workshop will introduce you to the different types of watch crystals, crowns, and case tubes used in wrist and pocket watches. The course is ideal for professional candidates that want to learn how to properly select and install glass and plastic crystals, removing and replacing crowns, and installing new case tubes. In addition, this course will benefit the jeweler and hobbyist, who is interested in going to the next level.

Each participant will increase their knowledge on:

  • Identifying different crystals, crowns and case tubes;
  • Measuring and ordering crystals, crowns and case tubes;
  • Properly installation of different types of crystals, crowns and case tubes

Course objectives are as follows:

  • Selecting the proper component for the watch;
  • Measuring the case for proper fit of the component;
  • Using different adhesives for installation;
  • Overview of the tools needed and their use to  insure proper fit and functionality;

Required tools for workshop:

  • Selection of eye loupes: 10x, 4x
  • Digital or dial calipers to measure inside and outside diameters in millimeters
  • Jewelers screwdrivers
  • Brass or bronze tweezers
  • Dust blower
  • Pegwood
  • Rodico

Please contact Education at or (717) 684-8261 ext. 237 with any questions.

Instructor: Tony Paster

Workshop Fee:
NAWCC Member

$250 Early Bird
$275 Regular

Non Member
$300 Early Bird
$325 Regular

Lab fee: $45 (included in the price of the workshop) 

3/28/2020 8:00 AM - 3/29/2020 4:00 PM
NAWCC School of Horology 514 Poplar Street Columbia, PA 17512 UNITED STATES

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