Here are a few variations on my 22K granulated wasp. One has a black opal the other a deep red tourmaline

The pendants below are hollow formed on my 20 ton press and then embellished with various techniques. 
The pendant on the right has had resist applied and then sand blasted.
The center pendant surface was embellished with sand blasting, 24K kumbu, oxides and surface set white sapphires.
The pendant on the left has 24K kumbu and had resist applied and then sand blasted.