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Marquise|Lab Grown|IGI

4.02ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG660455301

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG660455301

Diamond specifications and retailer prices

From €4,312 EUR
$4,817 USD
As of October 31, 2026
Save €26,927 EUR (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €31,239 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG660455301 or 660455301. Listed at 22 retailers as of October 30, 2026, with prices from €4,312 to €31,239, a €26,927 spread on the same certified stone. Do Amore Diamonds lists it at €31,239. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.02
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660455301
Dimensions16.73 × 8.43 × 5.20 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.73 mm8.43 mm4.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660455301
Side View
Table 59.0%Crown 35.2°Girdle: MediumPavilion 40.2°Culet: NoneDepth 61.7%

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 31
Current: €21,742 EUR|Low: €3,160 EUR|High: €25,027 EUR|Avg: €7,686 EUR|-13.1%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 8
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Retailer 11
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Retailer 17
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Retailer 19
October 30, 2026
Retailer 9€3,160 EUR
Retailer 19€3,438 EUR
Retailer 8€3,539 EUR
Retailer 6€3,665 EUR
Retailer 11€4,073 EUR
Retailer 12€4,312 EUR
Retailer 16€4,957 EUR
Retailer 5€5,056 EUR
Retailer 14€5,395 EUR
Retailer 13€5,685 EUR
Retailer 7€6,234 EUR
Retailer 18€6,436 EUR
Retailer 4€8,516 EUR
Retailer 17€8,713 EUR
Retailer 15€8,805 EUR
Retailer 10€9,300 EUR
Retailer 2€11,547 EUR
Retailer 3€14,334 EUR
Do Amore Diamonds€21,742 EUR

30 data points across 19 retailers

22 retailers€4,312 EUR to €31,239 EUR

Retailer 1
-
€3,160 EUR
$3,530 USD
Price last confirmed 8 days ago
Retailer 2
-
€3,438 EUR
$3,841 USD
View
Price last confirmed 10 days ago
Retailer 3
-
€3,665 EUR
$4,095 USD
View
Price last confirmed 9 days ago
Retailer 4
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€4,073 EUR
$4,550 USD
View
Price last confirmed 8 days ago
Retailer 5
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€4,088 EUR
$4,567 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€4,312 EUR
$4,817 USD
View
Retailer 7
-
€4,957 EUR
$5,538 USD
View
Price last confirmed 8 days ago
Retailer 8
-
€5,056 EUR
$5,649 USD
View
Price last confirmed 9 days ago
Retailer 9
-
€5,395 EUR
£4,746 GBP
View
Price last confirmed 8 days ago
Retailer 10
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€5,685 EUR
$6,351 USD
View
Price last confirmed 8 days ago
Retailer 11
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€6,234 EUR
£5,484 GBP
View
Price last confirmed 7 days ago
Retailer 12
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€6,436 EUR
$7,190 USD
View
Price last confirmed 10 days ago
Retailer 13
-
€8,516 EUR
ZAR 153,710 ZAR
View
Price last confirmed 11 days ago
Retailer 14
-
€8,713 EUR
£7,665 GBP
View
Price last confirmed 10 days ago
Retailer 15
-
€8,805 EUR
A$15,133 AUD
View
Price last confirmed 9 days ago
Retailer 16
-
€9,300 EUR
$10,390 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
€11,547 EUR
$12,900 USD
View
Retailer 18
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€12,513 EUR
$13,980 USD
View
Price last confirmed 8 days ago
Retailer 19
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€13,457 EUR
$15,034 USD
View
Price last confirmed 10 days ago
Retailer 20
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€14,334 EUR
$16,014 USD
View
Price last confirmed 9 days ago
Retailer 21
-
€21,742 EUR
$24,290 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
23-660455301 · Oct 30
€31,239 EUR
$34,900 USD
View
21 more retailers have this diamond
Prices start from €4,312 EURSave up to €26,927 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
4.02ct Marquise
€4,312 EUR