Why mixing metals is making a comeback on watches and jewellery: Cartier refreshes its ...
While not everyone is a fan of pairing different types of metals on their watches and jewellery, it allows the wearer to be ...
Gemological Institute of America16 小时
A Tradition Of Science and Education
and education in gems and jewelry. Welcome to GIA. Students around the globe turn to GIA for the knowledge, skills, and credentials that launch successful gem and jewelry careers. Through research, ...