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 £45 GBP
$60 USD
As of October 29, 2026
Save £367 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £412 GBP 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 29, 2026, with prices from £45 to £412, a £367 spread on the same certified stone. MOH London lists it at £412. 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
Colour
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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Price History

Last verified: Oct 29
Current: £412 GBP|Low: £45 GBP|High: £415 GBP|Avg: £176 GBP|+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£45 GBP
Retailer 7£59 GBP
Retailer 10£102 GBP
Retailer 6£105 GBP
Retailer 2£121 GBP
Retailer 5£137 GBP
Retailer 3£143 GBP
Retailer 9£228 GBP
Retailer 8£284 GBP
MOH London£412 GBP

20 data points across 10 retailers

13 retailers£45 GBP to £412 GBP

Retailer 1
-
£45 GBP
$60 USD
Price last confirmed 30 days ago
A
Retailer 2
-
£45 GBP
$60 USD
View
Retailer 3
-
£52 GBP
$69 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
£59 GBP
$79 USD
View
Retailer 5
-
£59 GBP
$79 USD
View
Price last confirmed 31 days ago
Retailer 6
-
£105 GBP
$140 USD
View
Price last confirmed 22 days ago
B+
Retailer 7
-
£121 GBP
€154 EUR
View
B+
Retailer 8
-
£137 GBP
$182 USD
View
B+
Retailer 9
-
£143 GBP
View
Retailer 10
-
£179 GBP
$239 USD
View
Price last confirmed 32 days ago
B
Retailer 11
-
£179 GBP
$239 USD
View
B
Retailer 12
-
£284 GBP
$378 USD
View
Most Expensive
B
MOH London
LG764609668 · Oct 29
£412 GBP
View
12 more retailers have this diamond
Prices start from £45 GBPSave up to £367 GBP

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
£45 GBP