Every aspect of this is as thick as possible, extra thick base up to 20mm thick with an extra thick joint all while being a 9mm thick beaker, This piece is a heavy beast! 

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-Small Opal encased on bowl

- Medium Opal encasement  on tube which refracts the opal to fill the entire glass encasement when viewed direct.

-18mm joint with 18/14mm downstem 

-base up to 20mm thick

-lifetime warranty included for free right now!