GEM-AD Member
Vendor Profile · № 38786 · TBD
HELMUT KLEIN GmbH
HELMUT KLEIN GmbH is a gem and mineral industry vendor.
On the Circuit
Where to See Them This Year.
HELMUT KLEIN GmbH is scheduled to exhibit at the following gem & mineral shows this season.
Tucson
Denver
Show Site
| Show | Dates | Venue | City |
|---|---|---|---|
| JCK Las Vegas | May 29 - June 1, 2026 | The Venetian Expo | Las Vegas, Nevada |