This intricate pin is marked on back as follows...800 Has a star 291 FI....Beautiful ornate scrolled border the yellow color on white tiles is exaggerated in photos, in person it is faint.There are no missing tiles, I normally leave patina as is but I cleaned back to see markings more clear. 1 1/8" X 7/8" Much prettier in person, I do have another micro mosaic pin listed..........................THANK YOU PLEASE VISIT MY STORE TO SEE OVER 50 JEWELRY ITEMS ON SALE I GIVE GREAT DIS...COUNTS ON SHIPPING MULTIPLE PURCHASES WHEN YOU FINISH SHOPPING WITH ME I WILL SEND REVISED INVOICE WITH DISCOUNT SO PAY ONLY WHEN YOU SEE LOWER SHIPPING COST