Hallmarks Gold is commonly stamped with what’s known as a hallmark. ホールマークは純金の含有量を示します, 完成日や原産国を示す場合もあります. そして連邦法に基づいて, gold jewelry must be accompanied by a maker's mark or registered trademark. Blue Nile Gold We carry jewelry that’s crafted [...]
Hallmarks Gold is commonly stamped with what’s known as a hallmark. ホールマークは純金の含有量を示します, 完成日や原産国を示す場合もあります. そして連邦法に基づいて, gold jewelry must be accompanied by a maker's mark or registered trademark. Blue Nile Gold We carry jewelry that’s crafted [...]