Graphium sarpedon has a macular band that extends from the crest of the forewings to the inner margins of the hindwings on the sides of the upper and lower wings. The color of the ribbons varies from pale green, bluish green to dark blue. The hind wings have a series of blue submarginal spots on the upper side and additional red patches on the underside and near the base of the wings.
Larva: Graphium sarpedon larvae are pale yellowish brown upon hatching and turn dark greenish brown a few hours later to dark green at the last instar. This caterpillar has a pair of lateral spines each in the three thoracic segments, the other pair of white spines in the anal segment. Its body is covered in short dorsal-lateral turbanic rows with short setae.
Pupa: Pupa is green leaf-like veined with a slender and pointed thoracic angle.