18KT Yellow Gold Button Pearl & Diamond Pendant on 14KT Gold Box Chain Necklace. The pendant is 18KT yellow gold and the chain is 14KT yellow gold. 

Sterling Silver (925) 0.01 ctw Diamond 18KT Gold Plated Accent Purse Necklace. Both the necklace and pendant are sterling silver with the purse having a few spots of 18KT gold plated accented details. 

Women's High Shine 14KT Yellow Gold Thin Box Chain Necklace 22 3/4" - 2.90g

Classic Sterling Silver (925) 0.9mm Thin Box Chain Necklace 18" - 1.95 Grams. This necklace is approximately 18 inches in length and 0.9mm in width.

10KT Yellow Gold High Shine Franco Wheat Chain 24.5" 1.6mm Wide Necklace 7.07g

Classic 14KT Yellow Gold 1.3mm Wide High Shine Box Chain Necklace 19" - 5.24g

High Shine 14KT Yellow Gold 1mm Thin Box Chain Necklace by Milor 28.5" - 4.17g. This necklace is approximately 28 1/2 inches in length and 1mm in width.

High Shine 14KT Yellow Gold 1.2mm Wide Classic Snake Chain Necklace 16" - 6.26g. This necklace is approximately 16 inches in length and 1.2mm in width.

Classic 10KT Yellow Gold 2mm Wide High Shine Box Chain Necklace 24" - 12.16g. This necklace is approximately 24 inches in length and 2mm in width.

Women's Stunning 3.46 cttw Round Diamond 16" 14KT White Gold Tennis Necklace