Women's Metallic 16"
18K yellow gold/sterling silver/cultured freshwater pearl. Diamonds:. 25 ct. T. W. 16-18" adjustable length; pendant:. 82"L. Lobster clasp. All gemstone carat weights (ct. T. W. Are approximate; variance may be. 05 carat. LAGOS 18K gold is an alloy of 18K yellow gold and sterling silver, which gives the metal enhanced strength and durability and a color that compliments sterling silver. Gemstone Treatment and Care. Color: metallic