HomeEventsGemstone Days CologneGemstone Days CologneDates:Start date: 17 Oct 2025End date: 18 Oct 2025Location:Cologne GermanyPlace:Gladbacher Wall 5, 50670 Köln, Germany Industries: Jewelry, Goldware, SilverwareEvent information:Gemstone Days CologneShare... Show moreCheck out hotel availability during this Event
