Please note that the color of the product may differ slightly from the photos due to the lighting used when taking the pictures. Chain sold separately. Pendant top. 18K White Gold, Princess Cut, London Blue Topaz, Square, 5.0mm, Bail inner diameter, 2.0 x 3.8mm, The base metal can be changed, and the price will change accordingly. Available in: k10 Gold pg Pink Gold yg Yellow Gold wg White Gold Additional sales possible. Please read the profile before purchasing.