Princess|Lab Grown|IGI

0.31ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG782654264

Shape and cutting style on the report: Princess cut

Certificate IGI LG782654264

Diamond specifications and retailer prices

From $135 USD
As of October 28, 2026
Save $548 USD (80%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $683 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.31ct lab-grown princess diamond

This 0.31ct lab-grown princess sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG782654264 or 782654264. Listed at 7 retailers as of October 26, 2026, with prices from $135 to $683, a $548 spread on the same certified stone. MOH London lists it at $683. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle46.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782654264
Dimensions3.84 × 3.76 × 2.67 mm
L/W Ratio1.02
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
3.84 mm3.76 mm0.31 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG782654264
Side View
Table 78.0%Crown 46.1°Girdle: VTN-MEDPavilion 40.7°Culet: NoneDepth 71.0%

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 28
Current: $683 USD|Low: $135 USD|High: $691 USD|Avg: $296 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6$135 USD
Retailer 2$173 USD
Retailer 3$208 USD
Retailer 4$238 USD
Retailer 5$319 USD
MOH London$683 USD

39 data points across 6 retailers

7 retailers$135 USD to $683 USD

A
Cheapest Retailer
-
$135 USD
B+
Retailer 2
-
$173 USD
£136 GBP
View
B+
Retailer 3
-
$208 USD
€198 EUR
View
B+
Retailer 4
-
$238 USD
£188 GBP
View
B
Retailer 5
-
$250 USD
View
B
Retailer 6
-
$319 USD
View
Most Expensive
B
MOH London
LG782654264 · Oct 26
$683 USD
£538 GBP
View
6 more retailers have this diamond
Prices start from $135 USDSave up to $548 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 Princess
$135 USD