Rhinestone Princess Brooch Pin Pin yourself the princess with Rhinestone Princess Brooch Pin. This rhinestone studded brooch features 'PRINCESS' spelled out in big bold letters and a shimmering crown beneath, just in case anyone is unsure. Made of a Silver Tone, brass base metal and is encrusted with tiny rhinestones. Shine like royalty with this fun & flirty pin! Measurements: 65mm x 26mm.