The Kerala Diya, also known as Nilavilakku, stands apart from regular clay diyas because of its design, material, and spiritual significance. While small diyas are often made of clay and used for short rituals, the Kerala Diya is usually crafted from pure brass, making it durable and long-lasting. It is tall in structure, often with a wide base and a deep bowl to hold multiple wicks, ensuring a bright and continuous flame. Unlike ordinary diyas, the Kerala Diya is a traditional symbol in Kerala’s culture and is considered highly auspicious for temples, festivals, and daily puja. Its elegant design not only enhances the divine atmosphere but also serves as a beautiful piece of spiritual décor.