Arkansas State Parks Trip Ideas Filter Park Crater of Diamonds Region Upper Delta Central Lower Delta North Central Northwest [X] Southwest Park Activity Diamond Digging Trail Type Trail Difficulty Author Meg Matthews [X] Monika Rued Date Published [X] April 2020 March 2020 November 2018 March 2018 November 2017 October 2017 September 2017 [X] June 2017 May 2017 January 2017 December 2016 [X] October 2016 March 2016 Help Us Protect Your Arkansas State Parks Apr 2020 ⁄ Monika Rued Lake Catherine State Park Superintendent Cheryl Vincent goes over Leave No Trace Center for Outdoor Ethics. Thank you in advance for helping us protect your Arkansas State Parks. Crater Diamond Find: 2.78-Carat Way Out Yonder Diamond Jun 2017 ⁄ Monika Rued A couple spotted a large brown gem at Crater Diamonds State Park that turned out to be a 2.78-carat diamond. 2.65-Carat Diamond Found at Crater of Diamonds State Park Jun 2017 ⁄ Monika Rued A 25 year old woman thought she had only picked up a piece of glass at Crater of Diamonds State park, but in reality, she found out she had discovered a 2.65-carat brown diamond. Visitor Finds 2.03-Carat Diamond at Crater of Diamonds State Park Oct 2016 ⁄ Monika Rued It took less than an hour for a family to discover a 2.03-carat white diamond on the side of a plowed furrow at Arkansas’s Crater of Diamonds State Park.