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gemex
GemEx Systems is an independent laboratory that provides certification stating the measurement of brilliance for your Tolkowsky or Leo Diamond®. This certification is known as the "Return of Light."
- 词性: noun
- 行业/领域: 珠宝
- 类别 普通珠宝
- Company: Kay Jewelers
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创建者
- Alexwaltz
- 100% positive feedback