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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 €595 EUR
$665 USD
As of November 2, 2026
Save €3,118 EUR (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,714 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 €595 to €3,714, a €3,118 spread on the same certified stone. Adiamor lists it at €3,714. 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
Color
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: €3,714 EUR|Low: €595 EUR|High: €5,076 EUR|Avg: €2,019 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€595 EUR
Retailer 6€647 EUR
Retailer 14€690 EUR
Retailer 2€784 EUR
Retailer 17€813 EUR
Retailer 15€850 EUR
Retailer 16€1,057 EUR
Retailer 10€1,104 EUR
Retailer 4€1,125 EUR
Retailer 7€1,289 EUR
Retailer 12€1,762 EUR
Retailer 3€1,941 EUR
Retailer 11€2,907 EUR
Adiamor€3,714 EUR
Retailer 5€3,759 EUR
Retailer 9€4,735 EUR
Retailer 8€5,076 EUR

6 data points across 17 retailers

13 retailers€595 EUR to €3,714 EUR

A
Cheapest Retailer
-
€595 EUR
$665 USD
A
Retailer 2
-
€647 EUR
$723 USD
View
A
Retailer 3
-
€690 EUR
$771 USD
View
A
Retailer 4
-
€784 EUR
£690 GBP
View
A
Retailer 5
-
€813 EUR
HK$7,100 HKD
View
A
Retailer 6
-
€850 EUR
$950 USD
View
A
Retailer 7
-
€1,057 EUR
$1,181 USD
View
A
Retailer 8
-
€1,104 EUR
£971 GBP
View
B+
Retailer 9
-
€1,125 EUR
$1,257 USD
View
B+
Retailer 10
-
€1,762 EUR
$1,969 USD
View
B
Retailer 11
-
€1,941 EUR
$2,168 USD
View
B
Retailer 12
-
€2,907 EUR
£2,557 GBP
View
Most Expensive
B
Adiamor
D-82832620 · Nov 2
€3,714 EUR
$4,149 USD
View
12 more retailers have this diamond
Prices start from €595 EURSave up to €3,118 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
€595 EUR