Take a little bit of the Great Barrier Reef along with you. Species and genus unknown.
And for Pixar fans: "Just keep swimming, swimming, swimming...."
Dimensions (LxWxH): 20mm x 16mm x 4mm (approx.)
Weight per cufflink: approx. 6.31g (light)
Plated and enamel cufflinks
Size = x mm (W x H)