- 18K Gold Plating - Solid Brass Base - Custom Design Inspired By CAMILLA - Cubic Zirconia Crystal And Pearl Details - Length: 6.5cm - Width: 9.5cm Our Palais Aetheria Pendant Brooch is a striking adornment, with luminous motifs and charms. It is handcrafted in solid brass with 18 karat gold plating, embellished by pearl and crystal detailing.