Updated as of June 2026
Diamond buying guide
Use this checklist to choose a diamond you will be happy with, then compare prices across a couple of trusted sellers.
The Diamond buying checklist
| Factor | What to look for |
|---|---|
| Color | Even, saturated tone in colorless or yellow or brown or pink or blue. Color drives value most. |
| Cut | Symmetry and life. A good cut makes a stone look larger and brighter. |
| Clarity | Eye-clean is the practical target for most buyers. |
| Treatment | Typically untreated. Ask the seller to disclose. |
| Budget | $1,000 to $15,000 per carat is the typical range. |
| Metal | Pairs well with platinum, white gold, yellow gold, rose gold. |
Best metals for Diamond
Diamond looks best set in platinum, white gold, yellow gold, rose gold. See our metal guides to compare durability and cost.
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Colorless · Mohs 9Frequently asked questions
What should I look for when buying Diamond?
Prioritize color and cut, confirm any treatment, set a carat target for your budget, and pick a metal that suits the stone. Diamond pairs well with platinum, white gold, yellow gold, rose gold.
Where is the best place to buy Diamond?
For fine pieces, established jewelers with return policies and lab reports are safest. For unique or budget pieces, vetted marketplace sellers work well. Always check reviews and the return window.
Should I choose natural or lab-created Diamond?
Natural Diamond carries origin appeal, while lab-created alternatives can cost less for similar looks. Choose based on budget and what matters to you.