925 silver with an IGI certified lab diamond. Black thread included with every pendant purchase. The Gothic Cross Diamond Pendant embodies spiritual elegance with dramatic lines and timeless symbolism. Crafted in 925 sterling silver with a single IGI-certified lab-grown diamond, this piece commands presence without demanding volume. Precision-set with hand-finished details. Each piece is numbered and comes with authenticity documentation. BIS hallmarked 925 sterling silver. Nickel-free, safe for sensitive skin. The 925 silver chain shown in some photos is sold separately on orilucent.com.