探討珠寶價格趨勢之分析

市場上有各式各樣的投資標的，其中在實務界常見，卻缺乏學術探討的便是以「珠寶」作為投資之現象。事實上，珠寶是財富階層位於金字塔頂端者的一種重要投資方式！　　本研究目的是分析10年來的佳士得和蘇富比國際拍賣公司之價格趨勢數據，並試圖釐清價格漲跌背後之因素，藉此提供「收藏家」及「珠寶公司」較精準的採購以及珠寶投資方向，增加投資的效益並且達到創造財富的功能。　　研究發現，所有紅寶石、藍寶石、與祖母綠寶石，顏色級數高的、成色好的寶石，價格都比較高而且漲價趨勢幅度也比較高。且研究結果亦顯示，從十年的平均數來看整體投資績效，發現紅寶石之投資成效最好，平均價格趨勢曲線成長了1.78倍。而祖母綠10年間的平均價格趨勢上漲幅度達到1.32倍。至於藍寶石，10年來的平均價格趨勢曲線則是下跌的。再檢視個別表現，數據顯示以 7～9.99 克拉 Vivid Blue藍寶石以漲幅趨勢達到13倍，投資績效表現最佳。　　本研究為珠寶價格分析開啟了新的研究領域，並提出實務貢獻之投資策略見解，期望能透過本文提升當今對珠寶市場更精準的掌握能力，實際協助外部投資人或買家領悟珠寶妙不可言的藝術！

關鍵字

價格趨勢分析；投資分析；寶石市場；珠寶產業

並列摘要

Among all the diverse investment targets presented on the market, "Jewellery" as a long-standing symbol of upscale luxury attracts many at the top of the global wealth pyramid. Unfortunately, its lack of statistical support is woefully inadequate. 　　This research of Sotheby's and Christie's auction house analyzes the causes of pricing movements, hopes to render a more precise direction and trend for investors and jewelers to use as a reference for their investments. 　　According to the research, high-quality gems like ruby, blue sapphire, and emerald; illustrate higher prices and better afterward margin. 　　The research of a 10-year-profit margin demonstrates that ruby comes with the best investment profit, with an average growth of 178%, followed by emerald with 132%. On the other hand, blue sapphire shows a progressive decline. However, vivid blue sapphires within the range of 7cts-9.99cts perform the best growth rate of 1300%. 　　This research enlightens the industry with a whole new vision of the field of jewelry research. It also contributes practically to provide a better investment strategy. The author of this paper sincerely wishes to benefit jewelry investors with further explicit knowledge. Ultimately, it welcomes all with passion into the fascinating world of jewelry art.