Blend Watermelon: Chop the fresh watermelon into chunks and blend until smooth to yield about 2 cups of juice.

Strain Juice: Pour the blended watermelon through a fine mesh sieve to extract juice, pressing gently.

Bloom Gelatin: Mix unflavored gelatin into the remaining juice in a bowl and let it sit for 5-10 minutes.

Warm Juice: Heat the remaining juice in a saucepan over low to medium heat until steamy, but not boiling.

Combine and Whisk: Add bloomed gelatin to the warm juice and whisk until smooth for about 2-3 minutes.

Finalize Mixture: Stir in lemon juice and honey, mixing well until evenly combined.

Mold Gummies: Pour the mixture into silicone molds, filling evenly, and then cool to room temperature before refrigerating.

Cut and Serve: Refrigerate for at least 2 hours until firm, then remove from molds or cut into shapes.