Difference between Intaglio and Diaglyph

What is the difference between Intaglio and Diaglyph?

Intaglio as a noun is a design or piece of art which is engraved or etched into something. while Diaglyph as a noun is glyptic art consisting of a sunken or depressed engraving or carving on a stone or gem.

We hope you now know whether to use Intaglio or Diaglyph in your sentence.