These are old stock fancy clasps for single strand necklaces or bracelets. Only 6 of these in stock. Shows some patina and minor wear from storage to the silvertone nickle or chromium finish. Not bright and shiny, slightly muted so they don't scream out BRAND NEW. Approximate size of 6.45 X 10.45 mm. Price is for all 6 clasps. Notice one has a different pattern even though the same design of clasp.