Deakin & Francis Sterling Silver Black Spinel Skull Cufflinks C1585X0002. The Deakin & Francis legendary Skull design is popular with celebrities and city slickers worldwide. These black spinel skull cufflinks are opulent luxury. With a moving jaw and popping ruby eyes they're the personification of extravagance. With domed oval spring link fitting, these cufflinks come complete with a full set of Deakin & Francis hallmarks for authenticity and packaged in a unique Deakin & Francis presentation box and giftbag.