Women's 3-Strand 14KT Yellow Gold Fancy Alternating Bead Chain Necklace 18" 5.3g. This necklace is approximately 18 inches in length with a maximum width of 3mm.

Classic 14KT Yellow Gold 1.3mm Wide High Shine 21" Rope Chain Necklace - 2.64g

22KT Yellow Gold High Shine 22" Twisted Margarita Chain Necklace 2.5mm - 16.2g

Women's Diamond Cut Two Tone 14KT Yellow & White Gold 18" Necklace & Pendant 2g. Both the necklace and pendant are 14KT gold.

Twisted 21KT Tri-Color Gold Diamond-Cut 3-Strand Bead Chain Necklace 24" - 13g. This necklace is approximately 24 inches in length and 3.4mm in width.

24" High Shine Double Link Twisted Long Sterling Silver (925) Chain Necklace 37g. This chain has a width of 6.4mm. 

18" Classic Twisted Link 14KT Yellow Gold 2mm Wide High Shine Necklace 5g by AJC. This necklace has a total wearable length of 18 1/4".

Egyptian 0.48 Ctw Round Diamond 10KT Gold Ankh Pendant on 20" 10KT Rope Chain. This pendant is approximately 36.7mm in length (including the bail) and 17.6mm in width, while the necklace is approximately 20 inches in length and 2.2mm in width.