实验室培育钻石生产商Diamond Foundry的第二所厂房年产量(以克拉计)。由2025年起，这个位于西班牙特鲁希略、斥 资8.5亿美元建造的设施，将会为珠宝业和半导体业生产实验室培育钻石，并将以全太阳能发电。Diamond Foundry亦 会继续扩充位于美国华盛顿州以水力发电的厂房。 市场指标 JNA LAB-GROWN DIAMOND SPECIAL 2022 | 21 Lab-grown diamond rings by Smiling Rocks Smiling Rocks的实验室培育钻石戒指 28 China is the top manufacturer of lab-grown diamonds, producing roughly half of the global total of around 6 million carats, according to market research firm Daxue Consulting. Some 80 per cent of China’s labgrown diamond output – largely using the high pressure, high temperature (HPHT) method – is produced in Henan province. Lab-grown diamonds accounted for 28.4 per cent of US engagement ring sales in 2021, up from 18.7 per cent in 2020, according to the 2022 BriteCo Diamond Engagement Ring Report based on data compiled from the 2020-2021 insurance and appraisal database of US jewellery and watch insurance company BriteCo. Average expenditure for a lab-grown diamond engagement ring in 2021 was US$4,388, an 8.6 per cent increase over US$4,037 in 2020. The report also found that the average size of lab-grown diamonds for engagement rings rose to 1.49 carats compared to 1.34 carats the previous year. 据市场研究公司Daxue Consulting的资料显示，中国是领先全球的实验室培育钻石生产国，占全球总产量600万 克拉的一半左右。中国的培育钻石主要采用高温高压(HPHT)技术生成，大约八成在河南省生产。 美国珠宝和手表保险公司BriteCo的2022年“钻石订婚戒指报告”，以该公司在2020至2021年的保险和评估数据为基 础。报告指出，实验室培育钻石占2021年美国订婚戒指销售额的28.4%，高于2020年的18.7%。在2021年，实验室培育 钻石订婚戒指的平均支出为4,388美元，比2020年的4,037美元上升了8.6%。报告还发现，用于制作订婚戒指的实验室 培育钻石，平均尺寸由前一年的1.34克拉增加至1.49克拉。 Top manufacturers of lab-grown diamonds as of 2019 2019年实验室培育钻石主要生产国 Country 国家 Share of global production 所占全球生产量份额 China 中国 56% India 印度 15% US 美国 13% Annual production capacity, in carats, of the second facility of lab-grown diamond producer Diamond Foundry. From 2025, the US$850 million project in Spain will produce lab-grown diamonds for the jewellery and semiconductor industries. According to Diamond Foundry, the new facility will be entirely powered by solar electricity. The company is also further scaling its Washington State foundry, which is fully hydro-powered. 10M 1,000万 Source 資料來源: Statista
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