Emerald|Lab Grown|IGI

0.31ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG764609668

Shape and cutting style on the report: Emerald cut

Certificate IGI LG764609668

Diamond specifications and retailer prices

From $60 USD
As of October 27, 2026
Save $489 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $549 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct lab-grown emerald diamond

This 0.31ct lab-grown emerald sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG764609668 or 764609668. Listed at 13 retailers as of October 27, 2026, with prices from $60 to $549, a $489 spread on the same certified stone. MOH London lists it at $549. 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

0.31
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.5°
Pavilion angle44.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764609668
Dimensions4.54 × 3.05 × 2.24 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.54 mm3.05 mm0.31 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG764609668
Side View
Table 68.0%Crown 30.5°Girdle: Very ThickPavilion 44.4°Culet: LargeDepth 73.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $549 USD|Low: $60 USD|High: $552 USD|Avg: $235 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 4$60 USD
Retailer 7$79 USD
Retailer 10$136 USD
Retailer 6$140 USD
Retailer 2$162 USD
Retailer 5$182 USD
Retailer 3$191 USD
Retailer 9$304 USD
Retailer 8$378 USD
MOH London$549 USD

20 data points across 10 retailers

13 retailers$60 USD to $549 USD

A
Retailer 1
-
$60 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$60 USD
View
A
Retailer 3
-
$69 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$79 USD
View
A
Retailer 5
-
$79 USD
View
Price last confirmed 30 days ago
B+
Retailer 6
-
$140 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$162 USD
€154 EUR
View
B+
Retailer 8
-
$182 USD
View
B+
Retailer 9
-
$191 USD
£150 GBP
View
B
Retailer 10
-
$239 USD
View
Price last confirmed 31 days ago
B
Retailer 11
-
$239 USD
View
B
Retailer 12
-
$378 USD
View
Most Expensive
B
MOH London
LG764609668 · Oct 29
$549 USD
£432 GBP
View
12 more retailers have this diamond
Prices start from $60 USDSave up to $489 USD

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.

A
0.31ct Emerald
$60 USD