Vintage Mourning Locket .. is probably a faux turquoise stone (not sure) and gold plated locket (not sure).   
1 .25" wide x 1.5 " long.   bale is 1/2"       from c 1900.     no markings.

the photo would go on the right the with the round piece inserted.   maybe lock of hair on the left.

VG+

excellent condition     see photos

I will ship via the US Post Office with delivery tracking.     International first class.

Thank you.    Please see my other auctions for antiques, posters, books, magazines and gifts..