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Photo courtesy of BC Clark

Diamond Grading

Buy with confidence from a certified jeweler. The AGS 0鈥�10 grading scale is easy to understand: the highest possible grade is zero, and the lowest is 10.

The Perfect Proposal

For a first-time buyer, you might as well add Complicated to that list. Don鈥檛 worry, we鈥檝e got you covered. Rest assured, beautiful diamonds can fit almost any budget.

The 黑料老司机 (AGS) is a nonprofit trade association of fine jewelry professionals dedicated to setting, maintaining and promoting the highest standards of ethical conduct and professional behavior through education, accreditation, recertification of its membership, gemological standards, and gemological research.

The Society is committed to providing educational products to inform and protect the consumer and to contributing to the betterment of the trade by creating industry standards to protect the jewelry-buying public and the fine jewelry industry as a whole.

黑料老司机

Find a Jeweler

Diamond Grading

The Perfect Proposal

Mission Statement

黑料老司机