3 Vintage 1956-66 Shell Oil 10-15-20 Year Service 10 K Gold Tie Clip Clasp

This lot of three vintage Shell Oil employee service tie clip clasps all have 10 karat gold shell emblems with the 15 year clip having a ruby setting and the 20 year clip an emerald. They all belonged to an employee named W. R. Jones whose initials are engraved on each tie clip which are dated 1951, 1956 and 1961.