James Avery Compression Ring Sterling Silver Retired JA STER Size 10.5 25.45gJames Avery Compression Ring Sterling Silver Retired JA STER Size 10.5 25.45g. Authentic retired James Avery Compression Ring handcrafted in solid sterling silver. This rare sculptural design features the early JA STER hallmark with the James Avery candelabra logo, dating it to the.