High Quality Black Granite 100 Years "Family owned business"! FREE Engraved Photos 500 Year Guarantee Carved in the USA! 24 x 12 x 4 Inches: Heaven Collage Black Granite Headstone Grass Level High Quality Sandblast & Laser Engraved. 20 Inches X 10 Inches X 3 Inches. We use a high powered Laser engraving process that has deeper and more vibrant picture quality than diamond engraving. This is a customized PERMANENTLY ENGRAVED STONE NO RETURNS!