Stainless steel necklace. Will not tarnish. Gold and Rose Gold are plated in Gold and Rose Gold respectively over stainless steel. 18" Chain and 1" bar necklace can be personalized with a short message of your choice. You can chose names, an abbreviated scripture verse, latitude and longitude, roman numbers, birth dates, etc. Up to 10 characters. The second side can also be engraved for an additional $3. If choosing a latitude and longitude address, please leave the address and we will look up the coordinates.Thank you!