Editor’s Note
This article highlights the robust growth of Kyocera’s lab-grown gem business, driven by a diverse product range and strong consumer appeal among ethically conscious buyers.

Kyocera’s lab-grown gem business is performing strongly. Sales for the fiscal year ending March 2025 are projected to increase by 25% compared to the year ending March 2020. The company is Japan’s largest producer of lab-grown gems, with a strength in its extensive lineup of approximately 1,500 varieties, including emeralds and rubies, available through e-commerce. These products are resonating with consumers aged 40 and over who prefer ethical goods that consider environmental and social sustainability, while demand is also expanding for use in decorations such as watches.
The brand name for the lab-grown gems is “Crescent Vert” (Green Crescent). The…
