Miss Earth Guyana 2018 Xamiera Petra was crowned the third national representative since the nation’s participation in the pageant since 2010 during the grand finale of the event. Xamiera is 23 years of age and stands tall with a height of 180 cm.
In the finale of Miss Earth Guyana 2018, Xamiera won the awards of Beauties For A Cause, Gold medal in Best Costume, Bronze medal in Eco-Friendly, Gold medal in Evening Gown, Gold medal in swimwear and Gold medal in Swimwear competition. This says that she is very well prepared for Miss Earth 2018.