The 'Emperor's Hat' watermelon variety is a mid-early hybrid intended for growing in open ground and under film coverings. The vegetative period from seedling emergence to harvest is 95-100 days, while it takes 30-32 days from fruit setting to maturity. The fruits are elongated-oval with green rind decorated with dark stripes and weigh on average from 6 to 8 kg, sometimes reaching 10 kg.