As Didier reiterated to me over the course of our conversation, jewelry is really an intimate expression of affection—literal tokens created by artists as one-offs, a gift for a lover that is far more personal than a painting ever could be. This gold vermeil cast is of the model Veruschka’s mouth, created artist Claude Lalanne, and originally made along with a cast of the model’s midriff and breasts for Yves St. Laurent and made famous by a 1969 Vogue spread shot by Irving Penn.