You can buy cross only or with a 1.5mm rope chain (chain is also silver and made in Italy). If you choose to use your own chain keep in mind that
Solid 925 Silver Plain Gold Plated Cross Jesus Crucifix Pendant Necklace Small
Messiah Jesus Cross Pendant Dangle Charm
Sterling Cross Charm
Delicate Sterling Silver Small Crucifix Cross - India
Ritastephens Sterling Silver Polished Italian Crucifix Cross Charm Pendant Chain Necklace, 16 : Clothing, Shoes & Jewelry
30 Sterling Silver Tiny Cross Charms, 925 Silver Cross Charms, Jesus Cross Charms, Cross Tag Charms, Small Cross Charm, Cross Earring Charm
Sterling Silver Tower Prayer Box Amulet Pendant, Tibetan Amulet
2 Sterling Silver Couple Dolphin Charms, 925 Silver Dolphin Charms, Double Dolphins, Ocean Charm, Sea Charm, Bracelet Charm, Necklace Charm
15 Sterling Silver Tiny Cross Charms, Cross, 925 Silver Cross Charms, Jesus Cross for Bracelet Necklace