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  1. Chuyển đổi USD sang VND với trình Chuyển đổi tiền tệ Wise. Phân tích biểu đồ lịch sử tỷ giá hoặc tỷ giá Đô-la Mỹ / Đồng Việt Nam trực tiếp và nhận thông báo về tỷ giá miễn phí vào email của bạn.

  2. Conoce el Instituto Superior Tecnológico Central Técnico, una institución de educación superior con más de 100 años de trayectoria. Ofrece carreras técnicas, cursos de idiomas y servicios académicos.

  3. About Diamond. Diamond forms under high temperature and pressure conditions that exist only about 100 miles beneath the earth’s surface. Diamond’s carbon atoms are bonded in essentially the same way in all directions. Another mineral, graphite, also contains only carbon, but its formation process and crystal structure are very different.

  4. Hace 23 horas · Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry. Welcome to GIA. Students around ...

  5. Gestión Integral Académica - G.I.A. Si es la primera vez que inicia sesión en este Sistema, use como usuario y clave su cédula, el sistema le pedirá cambio de clave al iniciar. Si ha olvidado su clave acuda al departamento de Tic's.

  6. GIA is the world’s most trusted name in diamond grading and gem identification. With objectivity and expertise as its hallmarks, GIA ensures the integrity and accuracy of every report it issues. GIA tests every material submitted to determine whether it is natural or not, and discloses any treatments discovered during our examination.

  7. ダイヤモンドの起源レポートについて学ぶ. 詳しく見る. GIAは、研究、教育、ラボサービスを通して宝石とジュエリーを購入する一般を保護する目的で1931年に設立された独立非営利組織です。.

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  2. Our Diamonds Are Selected With Well-Graded Elements Of The 4Cs: Cut, Color & Clarity. Focus On A Balance Of The 4Cs: Cut, Clarity, Color & Carat To Make A Smart Purchase.

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