WebMar 17, 2024 · This item: Diamond 2 in 1 Facial Skin Care Machine, Meifuly Touch Screen Diamond Beauty Machine with Spray Kit, 0-65cmHg Suction Power $169.00 ($169.00/Count) Only 12 left in stock - order soon. WebSynthetic diamonds are made at about 300deg C, but usually in a pressure vessel using microwave radiation and a "seeding" crystal. You can make diamond as big or small as …
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