The JGI Group was created in 1990.
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1954
"JGI" on a ring likely stands for the Jewelry Group International, which is a company that specializes in manufacturing and selling jewelry. The initials may represent the company's logo or branding on the ring. It is common for jewelry pieces to have the manufacturer's mark or logo engraved on them for identification and authenticity purposes.
BMB Group was created in 2004.
Group Portrait was created in 1991.
MVM Group was created in 1948.
Ulstein Group was created in 1917.
Genesis Group was created in 1971.
Swire Group was created in 1816.
Result Group was created in 1994.
RTL Group was created in 2000.
Tribal Group was created in 1999.