Umba Multi-color Sapphire Heart Briolettes measure approximately 5x5mm average size, have a full rounded body shape with good polish , visible internal characteristics are present confirming natural origin of these sapphire of medium saturation, transparent in quality with extreme brilliance, and vary in hue ranging from padparascha-like, green, blue, purple, violet, pink, yellow, to burgandy exhibiting a remarkable World Class quality!