GIA Certified Valuation Guide
Diamond Price & Carat Benchmark Guide (2026)
Compare typical retail pricing between Natural Mined vs. Lab-Grown Diamonds across key carat sizes and clarity grades.
| Carat Weight | Color & Clarity Benchmark | Natural Mined Diamond Est. | Lab-Grown Diamond Est. |
|---|---|---|---|
| 0.75 Carat | G Color • VS2 Clarity | $2,400 – $3,200 | $450 – $700 |
| 1.00 Carat | F Color • VS1 Clarity | $4,800 – $6,500 | $750 – $1,100 |
| 1.50 Carat | G Color • VS2 Clarity | $8,500 – $12,000 | $1,100 – $1,600 |
| 2.00 Carat | F Color • VS1 Clarity | $18,000 – $26,000 | $1,600 – $2,400 |