The brand also offers more affordable luxury pieces, like its $1,930 tiered signet rings or $347.50 stud earrings. Stars have been adding small Shay Jewelry accessories to their looks. Bella Hadid ...

The origins of the signet ring can be traced back to Mesopotamia around 3,500BC, when they were used – often by illiterate businessmen – to authenticate documents and mark property.

As tradition dictates, the late pontiff’s signet ring will be destroyed — or defaced, at least — within the walls of the Vatican following his death on Easter Monday.