For him and her - a great pendant to remember a vacation together by the sea.
The name Onyx is derived from the Greek word "onyx" for "nail"; presumably this name, which has been in use for many centuries, refers to the surface of the polished stone, which are reminiscent of shiny fingernails. Spellings like onix or onyk are therefore not correct.
Size of the drilled animal engravings about 4cm, hole about 2.5mm.