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Emerald|Lab Grown|IGI

3.21ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG625419977

Shape and cutting style on the report: Emerald cut

Certificate IGI LG625419977

Diamond specifications and retailer prices

From $2,760 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,760 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 3.21ct lab-grown emerald diamond

This 3.21ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625419977 or 625419977. 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

3.21
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625419977
Dimensions10.10 × 6.85 × 4.63 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.10 mm6.85 mm3.21 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625419977
Side View
Table 65.0%Crown 38.2°Girdle: MED-MEDPavilion 40.7°Culet: NoneDepth 68.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $2,760 USD|Low: $2,760 USD|High: $3,200 USD|Avg: $2,980 USD|-7.4%
April 14, 2026
Brilliant Earth$2,760 USD

7 data points across 1 retailer

1 retailer

B
Brilliant Earth
9584330B · Oct 29
$2,760 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
3.21ct Emerald
$2,760 USD