2026-08-31 4C 标准 The most important C — how well a diamond’s facets interact with light. Ideal and Excellent cuts maximize brilliance and fire. At OENLI ever... 阅读更多
2026-08-31 认证与分级 Every OENLI diamond over 0.25ct ships with an independent IGI (International Gemological Institute) or GIA (Gemological Institute of America... 阅读更多
2026-08-31 培育与天然对比 To the naked eye — and to the loupe — there is no visible difference. Both are 100% carbon with a hardness of 10 on the Mohs scale. The choi... 阅读更多
2026-08-31 什么是培育钻石？ A lab-grown diamond is a real diamond — same carbon crystal structure, same optical, thermal and chemical properties as a mined diamond — cr... 阅读更多
