Display your letter with sparkle and style when you wear this lab-grown diamond accent initial "o" pendant from pdpaola™ at zales. Crafted in 18k gold lab-grown diamond accents line a "o"-shaped drop set inside a polished octagonal frame. The pendant suspends along a 19. 5-inch forzatina cable chain that secures with a spring-ring clasp. Additional closure rings at 15. 5 and 17. 5 inches.