（原标题：2025年底哥伦比亚祖母绿出口预计达1.4亿美元） 数据显示，受疫情冲击，2020年祖母绿出口额一度降至3330万美元的十年低点。此后出口逐步回 升，2021年达1.09亿美元，2023年则创下历史新高。2016年至2019年间的年均出口额为1.263亿美元。在 出口市场方面，美国依然是哥祖母绿最大买家，过去十年对美出口额达4.787亿美元，第二为中国香 港，对港出口额达3.404亿美元。 据哥伦比亚《共和国报》9月27日报道，哥国家祖母绿联合会主席巴克罗预计，2025年该国翡翠出 口额预计达到1.4亿美元，将成为过去十年中的第二高水平，仅次于2023年的1.445亿美元。 ...

Core Viewpoint - The recent social media post by actress Huang Yangtian featuring a pair of luxury earrings from the brand GRAFF has sparked significant interest and discussion regarding the value and authenticity of high-end jewelry [1][6]. Group 1: Jewelry Details - The earrings worn by Huang Yangtian are part of GRAFF's classic butterfly series, featuring a pear-shaped emerald and round diamonds, with a total diamond weight of 7.55 carats and emerald weight of 12.52 carats [1]. - The earrings are reportedly priced at over 2.3 million yuan, as indicated by various sources, including second-hand platforms [2][6]. - GRAFF's customer service noted that emeralds typically require customization, taking approximately 12 to 17 weeks, and prices are not listed online, indicating a bespoke approach to luxury jewelry [2]. Group 2: Brand Background - GRAFF, founded in 1960 by Laurence Graff in London, is synonymous with high-end diamonds and gemstones, having established a reputation for exceptional quality and design [7][8]. - The brand has over 70 retail locations worldwide and is known for its unique and innovative designs, including legendary diamonds weighing over 100 carats [8]. Group 3: Market Position and Pricing - GRAFF's pricing strategy is influenced by the unique characteristics of each piece, including color, clarity, cut, and market fluctuations, leading to significant price variations even among similar items [15]. - The earrings' high value is attributed not only to the GRAFF brand but also to the inherent worth of emeralds, which are considered precious gemstones [17]. Group 4: Emerald Characteristics - Emeralds, known as the "king of green gemstones," are highly valued due to their rarity and the complex geological processes required for their formation, which can take millions of years [21][26]. - The primary sources of emeralds include Colombia, Brazil, Zambia, and Russia, with Colombian emeralds often regarded as the highest quality [27].