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Marquise|Lab Grown|IGI

0.31ct E IF Marquise Lab Grown Diamond

VG • E/IF • IGI LG712531477

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712531477

Diamond specifications and retailer prices

From €101 EUR
$113 USD
As of October 30, 2026
Save €948 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,049 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 0.31ct lab-grown marquise diamond

This 0.31ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG712531477 or 712531477. Listed at 16 retailers as of October 26, 2026, with prices from €101 to €1,049, a €948 spread on the same certified stone. MOH London lists it at €1,049. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.31
Carat
E
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712531477
Dimensions7.45 × 3.39 × 2.03 mm
L/W Ratio2.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm3.39 mm0.31 ctE / IF
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG712531477
Side View
Table 63.0%Crown 36.7°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.9%

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 30
Current: €1,049 EUR|Low: €98 EUR|High: €1,061 EUR|Avg: €318 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 11€101 EUR
Retailer 14€114 EUR
Retailer 13€117 EUR
Retailer 12€133 EUR
Retailer 6€177 EUR
Retailer 9€197 EUR
Retailer 8€225 EUR
Retailer 5€233 EUR
Retailer 2€252 EUR
Retailer 10€260 EUR
Retailer 7€322 EUR
Retailer 3€500 EUR
Retailer 4€655 EUR
MOH London€1,049 EUR

44 data points across 14 retailers

16 retailers€101 EUR to €1,049 EUR

A
Cheapest Retailer
-
€101 EUR
$113 USD
A
Retailer 2
-
€114 EUR
$127 USD
View
Final sale: no returns
A
Retailer 3
-
€117 EUR
$131 USD
View
A
Retailer 4
-
€133 EUR
$149 USD
View
A
Retailer 5
-
€149 EUR
HK$1,300 HKD
View
A
Retailer 6
-
€177 EUR
$198 USD
View
A
Retailer 7
-
€197 EUR
$220 USD
View
B+
Retailer 8
-
€225 EUR
View
B+
Retailer 9
-
€233 EUR
$260 USD
View
B+
Retailer 10
-
€252 EUR
£221 GBP
View
B+
Retailer 11
-
€260 EUR
$290 USD
View
B+
Retailer 12
-
€322 EUR
£283 GBP
View
B+
Retailer 13
-
€351 EUR
SGD 530 SGD
View
B
Retailer 14
-
€455 EUR
$508 USD
View
B
Retailer 15
-
€655 EUR
£576 GBP
View
Most Expensive
B
MOH London
LG712531477 · Oct 26
€1,049 EUR
£923 GBP
View
15 more retailers have this diamond
Prices start from €101 EURSave up to €948 EUR

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 Marquise
€101 EUR