Look for a creamy yellow field spot
Check for a dull, not shiny, rind
Tap it and listen for a deep, hollow sound
Pick one that feels heavy for its size
Look for a dry, brown tendril near the stem
Check for a uniform shape
Avoid watermelons with soft spots, cracks, or bruises
Look for a firm rind that resists pressure
Choose one with a large, well-defined field spot
Check that the blossom end is slightly firm and not mushy