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Diamond Guides

Expert guides on pricing, GIA certificates, and getting the best value on your diamond.

Pricing·2 min read·Updated Mar 2026

Learn the key factors that determine your diamond's value — from the 4 Cs to market conditions — and how to get an accurate valuation for resale, trade-in, or personal knowledge.

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Insurance·1 min read·Updated Mar 2026

Everything you need to know about getting a diamond appraisal for insurance purposes — what insurers require, how valuations work, and how to keep your coverage up to date.

Certification·2 min read·Updated Mar 2026

A complete guide to reading and understanding a GIA diamond grading report — what each section means, how grades affect value, and what to look for when buying a diamond.

Certification·3 min read·Updated Apr 2026

Everything you need to know about diamond fluorescence — what it is, how it affects price, when it actually improves appearance, and the common misconceptions that cost buyers money.

Buying·3 min read·Updated Apr 2026

Should you buy your diamond online or at a local jeweler? We break down pricing, selection, return policies, and the hidden advantages of each — so you can shop with confidence.

Buying·3 min read·Updated Apr 2026

Lab-grown diamonds look the same but have zero resale value and unlimited supply. Here's why natural diamonds remain the smarter purchase — from a second-generation diamond dealer's perspective.

For Jewelers·3 min read·Updated Jun 2026

A practical, step-by-step guide for jewelers and appraisers on how to write a professional diamond appraisal — what to document, how to choose a value, and what every signed appraisal must include.

Pricing·2 min read·Updated Jun 2026

Understand the difference between wholesale, retail, and insurance value for diamonds — why retail can be 2–3x wholesale, how the Rapaport benchmark works, and how to find what a diamond is really worth.

Pricing·2 min read·Updated Jun 2026

Do diamonds hold their value over time? Learn why diamonds resell for less than retail, which stones hold value best, and how to find what your diamond is really worth today.

Buying·2 min read·Updated Jun 2026

Confused by the diamond tools online? Here's how the main options — shopping marketplaces like Rare Carat and StoneAlgo versus certificate-based valuation tools — compare, and which fits your situation.

Certification·3 min read·Updated Jun 2026

A complete guide to the diamond 4Cs — cut, color, clarity, and carat. Learn what each one means, which matters most, and how to balance them to get the best-looking diamond for your budget.