Cartier 18k gold necklace models

 Love Collection - Features the iconic Cartier screw motif in 18k gold and pave diamonds. Signatures include the open Love necklace and layered Love pendants.

Juste un Clou - Bold nail-inspired pendants dangling from delicate 18k gold chains. Comes in various sizes and diamond accents.

Trinity de Cartier - Iconic motifs with three interlocking 18k gold rings in yellow, white and rose gold. Available in varying sizes.

Panthere de Cartier - Chic necklaces with lifelike panther heads paved in diamonds and emeralds, with a smooth 18k gold finish.

Tank - Elegant elongated square tank pendants in 18k gold mimicking the Cartier Tank watch shape. Suspended from dainty chains.

C de Cartier - Modern curving C-shaped pendants accented by gleaming 18k gold and occasional stones.

Tortue - Jeweled tortoise motifs framed in 18k gold with cabochon stones as eyes and legs. Nostalgic yet glam.

Jaipur - Bold Indian-inspired jewels featuring intricate enamel, gemstones, and 18k gold details.

Amulette de Cartier - Delicate pave amulet pendants with round and diamond shapes on 18k gold chains.

Légende - Vintage-inspired openwork 18k gold pendants and lockets with feminine floral and heart motifs.

In addition to these signature collections, Cartier also offers basic 18k gold chains, layered necklaces, and tennis necklaces showcasing their exceptional jewelry craftsmanship and design.