

The emerald cut is a step-cut diamond with long, parallel facets that produce a dramatic hall-of-mirrors effect rather than the sparkle of brilliant cuts. Its clean lines and open table showcase clarity and color with understated elegance.
Emerald Cut diamonds are known for moderate brilliance with 57 facets. They're popular for engagement rings and solitaire settings. Here are the trade-offs.
A 1-carat emerald cut diamond measures approximately 6.9 x 5.0 mm. Here are the most common sizes from 0.25 ct to 5 ct.
| Carat Weight | Size (mm) |
|---|---|
| 0.25 ct | 4.5 x 3.0 mm |
| 0.33 ct | 4.8 x 3.3 mm |
| 0.5 ct | 5.5 x 4.0 mm |
| 0.75 ct | 6.2 x 4.5 mm |
| 1 ct | 6.9 x 5.0 mm |
| 1.25 ct | 7.3 x 5.3 mm |
| 1.5 ct | 7.8 x 5.6 mm |
| 2 ct | 8.5 x 6.2 mm |
| 2.5 ct | 9.2 x 6.6 mm |
| 3 ct | 9.8 x 7.0 mm |
| 4 ct | 10.8 x 7.8 mm |
| 5 ct | 11.6 x 8.4 mm |
View full emerald cut size chart → with all sizes from melee to 5+ carats.
Emerald Cut diamonds are priced at 30-40% less than round brilliant. Price depends on carat weight, color, clarity, and cut quality. For a personalized estimate, use our diamond price estimator.
Estimate emerald cut diamond price →Last updated: 2026-07-16