The back features the natural elements of the coral, this is untreated natural coral. The back also possesses a pin and a C clasp. The pin has been replaced with a gold-filled pin. The gold has been tested and confirmed as 14K solid gold with a GF Pin.The condition is very good with normal wear. 51 mm x 25 mm. Center cameo: 22 mm x 13.3 mm. Side Cameo's: 15 mm x 10.4 mm. Of course I honor this policy. Please message me first and I will do my best to resolve any issues as quickly as possible. You are welcome to make a reasonable offer, but please keep in mind; A reasonable offer is not requesting a 50% or more reduction. All Antique and Estate Jewelry is perviously loved so care should be used when cleaning or in contact with water. It is NEVER recommended to use an ultrasonic cleaner for antique or fragile items. Order total upon check out. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Brooches & Pins". The seller is "annieokey" and is located in this country: US. This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Canada, Australia.