百年骗局终结！中国县城击穿全球市场，820万降到9.9，珠宝巨头破产

Group 1: Diamond Market Trends - A recent viral video highlighted a woman's disappointment in selling her diamond ring, originally purchased for over 36,000 yuan, for only 400 to 500 yuan, indicating a significant drop in second-hand diamond prices [1] - The price of natural diamonds has been declining, with an annual decrease of approximately 10% from 2022 to the present [1] - Numerous similar complaints have emerged, with individuals reporting that rings bought for 14,000 yuan can now only be sold for 200 yuan, and several thousand yuan rings fetching less than 1,000 yuan [1] Group 2: Rise of Synthetic Diamonds - The rise of China's synthetic diamond industry has disrupted the high-price market for rare gemstones, prompting the American Gem Society to publicly criticize synthetic stones for "disturbing the market" [3] - China's advancements in technology have enabled large-scale production of high-quality lab-grown diamonds at a fraction of the cost of natural diamonds, with prices being about one-tenth [8] - The city of Zhecheng in Henan has become the world's largest production center for lab-grown diamonds, producing over 3 million carats annually and capturing nearly 45% of the global market share [8] Group 3: Marketing and Perception of Diamonds - The high prices of diamonds have historically been maintained through marketing myths rather than actual scarcity, with the discovery of large diamond deposits in South Africa in the 1880s leading to increased supply [5][7] - Major international companies have monopolized over 90% of the diamond supply, creating an illusion of scarcity through marketing strategies that link diamonds to love and commitment [7] Group 4: Impact on Global Jewelry Market - The emergence of affordable synthetic diamonds has led to a decline in sales for traditional diamond companies like De Beers, which has seen a continuous drop in revenue and has had to adapt by launching its own lab-grown diamond brand [12] - Luxury brands, including Prada, have begun to incorporate lab-grown diamonds into their collections, offering products at prices significantly lower than natural diamonds [12] - The rapid growth of the artificial gemstone industry in Guangxi and the lab-grown diamond sector in Henan is challenging the status of natural gemstones as symbols of status and is eroding their market share [15]