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 $3,530 USD
As of October 23, 2026
Save $31,370 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $34,900 USD 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 23, 2026, with prices from $3,530 to $34,900, a $31,370 spread on the same certified stone. Do Amore Diamonds lists it at $34,900. 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+
Exceptional
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 23
Current: $24,290 USD|Low: $3,841 USD|High: $28,860 USD|Avg: $9,775 USD|-15.8%
Do Amore Diamonds
Retailer 2
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Retailer 16
October 26, 2026
Retailer 16$3,841 USD
Retailer 6$3,954 USD
Retailer 8$4,550 USD
Retailer 2$4,817 USD
Retailer 13$5,538 USD
Retailer 11$6,027 USD
Retailer 10$6,351 USD
Retailer 5$6,965 USD
Retailer 15$7,190 USD
Retailer 4$9,515 USD
Retailer 14$9,735 USD
Retailer 12$9,836 USD
Retailer 7$10,390 USD
Retailer 9$13,980 USD
Retailer 3$16,014 USD
Do Amore Diamonds$24,290 USD

34 data points across 16 retailers

22 retailers$3,530 USD to $34,900 USD

A+
Cheapest Retailer
-
$3,530 USD
Retailer 2
-
$3,841 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$4,095 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$4,550 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$4,567 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$4,817 USD
View
Retailer 7
-
$5,538 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$5,649 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$6,027 USD
£4,746 GBP
View
Price last confirmed 7 days ago
Retailer 10
-
$6,351 USD
View
Price last confirmed 7 days ago
A
Retailer 11
-
$6,965 USD
£5,484 GBP
View
Retailer 12
-
$7,190 USD
View
Price last confirmed 9 days ago
Retailer 13
-
$9,515 USD
ZAR 153,710 ZAR
View
Price last confirmed 10 days ago
Retailer 14
-
$9,735 USD
£7,665 GBP
View
Price last confirmed 9 days ago
Retailer 15
-
$9,836 USD
A$15,133 AUD
View
Price last confirmed 7 days ago
Retailer 16
-
$10,390 USD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
$13,980 USD
View
B+
Retailer 18
-
$13,980 USD
View
Retailer 19
-
$15,034 USD
View
Price last confirmed 9 days ago
Retailer 20
-
$16,014 USD
View
Price last confirmed 7 days ago
Retailer 21
-
$24,290 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
23-660455301 · Oct 30
$34,900 USD
View
21 more retailers have this diamond
Prices start from $3,530 USDSave up to $31,370 USD

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
$3,530 USD