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Marquise|Lab Grown|IGI

4.01ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG797643225

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797643225

Diamond specifications and retailer prices

From $3,898 USD
As of October 29, 2026
Save $10,299 USD (73%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $14,893 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.01ct lab-grown marquise diamond

This 4.01ct 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 LG797643225 or 797643225. Listed at 21 retailers as of October 29, 2026, with a 264% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.01
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797643225
Dimensions15.66 × 8.39 × 5.23 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.66 mm8.39 mm4.01 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797643225
Side View
Table 59.0%Crown 32.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $14,893 USD|Low: $3,898 USD|High: $15,837 USD|Avg: $8,205 USD|-5.6%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 7$3,898 USD
Retailer 12$4,190 USD
Retailer 13$5,008 USD
Retailer 2$5,394 USD
Retailer 4$5,815 USD
Retailer 8$6,489 USD
Retailer 3$7,940 USD
Retailer 6$8,591 USD
Retailer 9$8,693 USD
Retailer 10$8,732 USD
Retailer 11$9,667 USD
Retailer 5$13,950 USD
Novita Diamonds$14,893 USD

36 data points across 13 retailers

21 retailers$3,898 USD to $14,197 USD

Retailer 1
-
$3,480 USD
Price last confirmed 21 days ago
Retailer 2
-
$3,786 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$3,898 USD
View
Final sale: no returns
Retailer 4
-
$4,037 USD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$4,190 USD
View
A
Retailer 6
-
$5,008 USD
View
Retailer 7
-
$5,044 USD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$5,394 USD
£4,247 GBP
View
A
Retailer 9
-
$5,815 USD
View
A
Retailer 10
-
$5,817 USD
View
A
Retailer 11
-
$6,172 USD
£4,860 GBP
View
A
Retailer 12
-
$6,489 USD
€6,180 EUR
View
Retailer 13
-
$7,940 USD
View
Price last confirmed 15 days ago
A
Retailer 14
-
$8,591 USD
ZAR 138,786 ZAR
View
A
Retailer 15
-
$8,693 USD
£6,845 GBP
View
Retailer 16
-
$8,732 USD
A$13,434 AUD
View
Price last confirmed 7 days ago
A
Retailer 17
-
$9,667 USD
View
A
Retailer 18
-
$11,203 USD
View
B+
Retailer 19
-
$13,950 USD
View
B+
Retailer 20
-
$14,197 USD
View
Most Expensive
Novita Diamonds
cert_797643225 · Oct 8
$14,893 USD
A$22,913 AUD
View
Price last confirmed 21 days ago
20 more retailers have this diamond
Prices start from $3,898 USDSave up to $10,299 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
4.01ct Marquise
$3,898 USD