In the ceremony of life and death alternation, the tombstone serves as the last identification of the deceased, both as a carrier of emotions and an overlooked economic game. The expenditure of ordinary families on tombstones accounts for 15% -25% of the overall funeral expenses, with an average cost of $1000 to $3000. Material determines value: spanning from sandstone to bronze The price code for tombstones is first hidden in the materials. Although marble is known for its elegance, its porous structure is prone to contamination, which can result in maintenance costs accumulating up to 30% of its initial price over a period of ten years; Granite has become the mainstream choice due to its 9-level Mohs hardness, and black varieties are priced 40% higher than gray varieties due to the scarcity of mineral veins; Although the initial cost of bronze tombstones starts at $2500, their antioxidant properties allow them to maintain over 85% of their original luster even after a hundred years, making them the preferred choice for families to pass on their memories. More noteworthy is that with the penetration of 3D printing technology, artificial quartz stone tombstones are impacting the market at a disruptive price of $600, but their 20-year weathering rate is still three times that of natural stone. Design Economics: Millimeter level Differences Determine Price Differences of Ten Thousand Yuan When consumers face dozens of samples in the exhibition hall, they often fail to realize that a height increase of 10 centimeters will increase costs by 15%. In the field of calligraphy and carving, manual seal engravers can only complete the inscription carving of three tombstones per day, with a labor cost of $15 per character. Although laser engraving machines can compress the cost to $0.3 per character, they can never reproduce the emotional tremors in the strokes of "Yonghe Nine Years". In terms of design, the price watershed between traditional vertical steles and artistic sculpture steles appears at the $5000 mark, with the latter experiencing exponential cost growth due to its involvement in structural mechanics calculations and customized mold development.