Natural Amethyst – 23.10 ct – Irregular Heptagon Step Cut – ALGT Certified Natural Amethyst (Quartz) with a distinctive irregular heptagon step cut, displaying an intense purple color. The gemstone has an unusual geometric shape that creates interesting light reflections across the facets. Due to its size and unique cut, this gemstone is suitable for collectors or for use in a custom jewelry design. The stone is accompanied by an ALGT (Antwerp Laboratory for Gemstone Testing) identification report confirming its species and variety. Gemstone Information Species: Natural Quartz Variety: Amethyst Weight: 23.10 ct Shape / Cut: Irregular Heptagon, Step Cut Measurements: 20.34 × 19.53 × 14.13 mm Color: Intense Purple (uneven) Transparency: Transparent Certificate Laboratory: ALGT – Antwerp Laboratory for Gemstone Testing Report Number: 85434690 Certificate included with the gemstone. Treatment According to the laboratory report: No indications of treatment. Shipping Carefully packed Tracked and insured shipping Certificate included Photos are taken under neutral lighting conditions. Colors may appear slightly different depending on monitor settings.