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Marquise|Lab Grown|IGI

5.38ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG647480951

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG647480951

Diamond specifications and retailer prices

From €593 EUR
$665 USD
As of November 2, 2026
Save €3,106 EUR (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,699 EUR at Adiamor · As of November 2, 2026
View at Adiamor

About this 5.38ct lab-grown marquise diamond

This 5.38ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG647480951 or 647480951. Listed at 13 retailers as of November 2, 2026, with prices from €593 to €3,699, a €3,106 spread on the same certified stone. Adiamor lists it at €3,699. 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

5.38
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647480951
Dimensions18.20 × 9.29 × 5.77 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.20 mm9.29 mm5.38 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647480951
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: Nov 2
Current: €3,699 EUR|Low: €593 EUR|High: €5,056 EUR|Avg: €2,011 EUR
Adiamor
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 13€593 EUR
Retailer 6€645 EUR
Retailer 14€687 EUR
Retailer 2€781 EUR
Retailer 17€810 EUR
Retailer 15€847 EUR
Retailer 16€1,053 EUR
Retailer 10€1,100 EUR
Retailer 4€1,121 EUR
Retailer 7€1,284 EUR
Retailer 12€1,756 EUR
Retailer 3€1,933 EUR
Retailer 11€2,895 EUR
Adiamor€3,699 EUR
Retailer 5€3,745 EUR
Retailer 9€4,716 EUR
Retailer 8€5,056 EUR

6 data points across 17 retailers

13 retailers€593 EUR to €3,699 EUR

A
Cheapest Retailer
-
€593 EUR
$665 USD
A
Retailer 2
-
€645 EUR
$723 USD
View
A
Retailer 3
-
€687 EUR
$771 USD
View
A
Retailer 4
-
€781 EUR
£690 GBP
View
A
Retailer 5
-
€810 EUR
HK$7,100 HKD
View
A
Retailer 6
-
€847 EUR
$950 USD
View
A
Retailer 7
-
€1,053 EUR
$1,181 USD
View
A
Retailer 8
-
€1,100 EUR
£971 GBP
View
B+
Retailer 9
-
€1,121 EUR
$1,257 USD
View
B+
Retailer 10
-
€1,756 EUR
$1,969 USD
View
B
Retailer 11
-
€1,933 EUR
$2,168 USD
View
B
Retailer 12
-
€2,895 EUR
£2,557 GBP
View
Most Expensive
B
Adiamor
D-82832620 · Nov 2
€3,699 EUR
$4,149 USD
View
12 more retailers have this diamond
Prices start from €593 EURSave up to €3,106 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
5.38ct Marquise
€593 EUR