10K Gold Mark: What Date Jewelry Adopted Gold Hallmarks and Stamps
The 10K gold mark means the jewelry has 41.7% gold. Hallmarking started in the 1890s and peaked in the 1940s. This mark indicates a blend of gold with other metals. The “10K” stamp helps buyers recognize jewelry quality, following gold marking regulations for purity. This practice is part of gold jewelry history. The 10K mark … Read more