The agate slice necklace is a show stopper. Each piece is 100% one of a kind. They come in natural variations of whites/greys, with a few reddish browns and range in size from 1.25" to 3". Please note, we cannot secure the agate colors we receive so the color selections offered are a guideline. Made w/a 16" antique brass chain. ☞☞ An Idea on Sizing ☞☞ -- Small ranges 3/4" to 1" -- Medium ranges from 1" to 1.25" -- Largest ranges from 1.25" to 1.5" -- XL ranges from 1/5" to over 2" and is currently available in light to white hues ----- These are subjective and some times we factor the agates thickness into determining it's overall size and feel ---- If you would prefer to hand select via a picture, please email/faire message us! Currently available in combinations of white, grey, black, & brownish-orange