CaratHunter
Plans
Emerald|Lab Grown|IGI

0.71ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG389991031

Shape and cutting style on the report: Emerald cut

Certificate IGI LG389991031

Diamond specifications and retailer prices

From $500 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $500 USD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 0.71ct lab-grown emerald diamond

This 0.71ct lab-grown emerald sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG389991031 or 389991031. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.71
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG389991031
Dimensions6.30 × 4.33 × 2.71 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) and is type IIa
Top View
6.30 mm4.33 mm0.71 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG389991031
Side View
Table 65.5%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $500 USD|Low: $500 USD|High: $750 USD|Avg: $648 USD|-33.3%
October 4, 2026
Brilliant Earth$500 USD

9 data points across 1 retailer

1 retailer

B+
Brilliant Earth
19767634A · Oct 29
$500 USD
View

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.71ct Emerald
$500 USD