Possibly glass, not plastic.
Vintage MCM mid century tie bar pin clip with cool stone
Vintage MCM mid century tie bar pin clip with big stone
Nice Vintage Etched Mid Century MCM Gold Plate & Onyx Tie Tack
Vintage Cufflinks Gold Tone MCM Mid Century Modern Golf Golfing Course
Fantastic Vintage Foster Mid Century MCM 12K Gold Filled Jeweled Tie Tack
Nice Vintage LaMode Sterling Silver Mid Century MCM Modernist Hematite Tie Tack
