This Josie Lewis original petri is 6 inches in diameter. The petri includes a certificate of authenticity and will come stamped with Josie’s signature.
You can display your Petri on a desk or shelf with a clear Lucite stand--see below to add one. You can also attach it to the wall with a couple of pieces of Command tape or the equivalent. Ships within 2 days via USPS First Class Mail. $5 in the USA, $15 international (per shipment not per item).