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Marquise|Lab Grown|IGI

5.01ct G SI1 Marquise Lab Grown Diamond

VG • G/SI1 • IGI LG825654621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825654621

Diamond specifications and retailer prices

From €678 EUR
$758 USD
As of October 30, 2026
Save €2,599 EUR (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,278 EUR at Adiamor · As of October 31, 2026
View at Adiamor

About this 5.01ct lab-grown marquise diamond

This 5.01ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG825654621 or 825654621. Listed at 17 retailers as of October 30, 2026, with prices from €678 to €3,278, a €2,599 spread on the same certified stone. Adiamor lists it at €3,278. 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

5.01
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825654621
Dimensions18.05 × 9.18 × 5.52 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.05 mm9.18 mm5.01 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825654621
Side View
Table 64.0%Crown 33.3°Girdle: MED-THKPavilion 40.9°Culet: NoneDepth 60.1%

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: Oct 30
Current: €3,278 EUR|Low: €658 EUR|High: €3,283 EUR|Avg: €1,603 EUR|-0.1%
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 1, 2026
Retailer 4€678 EUR
Retailer 3€738 EUR
Retailer 6€759 EUR
Retailer 16€787 EUR
Retailer 9€795 EUR
Retailer 10€894 EUR
Retailer 15€944 EUR
Retailer 13€1,191 EUR
Retailer 11€1,205 EUR
Retailer 14€1,273 EUR
Retailer 12€1,728 EUR
Retailer 17€2,212 EUR
Retailer 8€2,609 EUR
Retailer 5€2,644 EUR
Retailer 7€2,715 EUR
Retailer 2€2,949 EUR
Adiamor€3,278 EUR

29 data points across 17 retailers

17 retailers€678 EUR to €3,278 EUR

A
Cheapest Retailer
-
€678 EUR
$758 USD
A
Retailer 2
-
€738 EUR
$824 USD
View
A
Retailer 3
-
€759 EUR
$848 USD
View
Final sale: no returns
A
Retailer 4
-
€787 EUR
$879 USD
View
Retailer 5
-
€795 EUR
$888 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
€894 EUR
£786 GBP
View
A
Retailer 7
-
€944 EUR
$1,055 USD
View
B+
Retailer 8
-
€1,191 EUR
$1,331 USD
View
B+
Retailer 9
-
€1,205 EUR
£1,060 GBP
View
B+
Retailer 10
-
€1,273 EUR
$1,422 USD
View
B
Retailer 11
-
€1,728 EUR
$1,930 USD
View
B
Retailer 12
-
€2,212 EUR
$2,471 USD
View
B
Retailer 13
-
€2,609 EUR
$2,915 USD
View
B
Retailer 14
-
€2,644 EUR
SGD 3,992 SGD
View
B
Retailer 15
-
€2,715 EUR
$3,034 USD
View
B
Retailer 16
-
€2,949 EUR
£2,594 GBP
View
Most Expensive
B
Adiamor
D-82285782 · Oct 31
€3,278 EUR
$3,662 USD
View
16 more retailers have this diamond
Prices start from €678 EURSave up to €2,599 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
5.01ct Marquise
€678 EUR