Radiant|Lab Grown|IGI

4.06ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG749505353

Certificate IGI LG749505353

Diamond specifications and retailer prices

From $2,355 USD
Save $6,205 USD (72%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $14,600 USD at Brilliant Earth
View at Brilliant Earth

About this 4.06ct lab-grown radiant diamond

This 4.06ct lab-grown radiant 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 LG749505353 or 749505353. Listed at 21 retailers, with a 263% 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

4.06
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749505353
Dimensions11.22 × 7.96 × 5.17 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.22 mm7.96 mm4.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749505353
Side View
Table 65.0%Crown 45°Girdle: Slightly ThickPavilion 31.9°Culet: NoneDepth 64.9%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $14,600 USD|Low: $1,681 USD|High: $14,600 USD|Avg: $5,230 USD|+21.2%
Brilliant Earth
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
Retailer 18
Retailer 19
October 1, 2026
Retailer 2$2,355 USD
Retailer 9$2,491 USD
Retailer 7$2,715 USD
Retailer 3$2,816 USD
Retailer 15$3,421 USD
Retailer 16$3,488 USD
Retailer 11$4,006 USD
Retailer 10$4,178 USD
Retailer 18$4,633 USD
Retailer 5$5,301 USD
Retailer 6$5,500 USD
Retailer 14$6,050 USD
Retailer 4$6,660 USD
Retailer 12$6,699 USD
Retailer 17$7,041 USD
Retailer 8$7,219 USD
Retailer 13$8,160 USD
Retailer 19$8,532 USD
Brilliant Earth$14,600 USD

29 data points across 19 retailers

21 retailers$2,355 USD to $8,560 USD

A
Cheapest Retailer
-
$2,355 USD
A
Retailer 2
-
$2,491 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$2,715 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$2,816 USD
HK$22,000 HKD
View
A
Retailer 5
-
$3,421 USD
£2,694 GBP
View
A
Retailer 6
-
$3,488 USD
View
A
Retailer 7
-
$4,178 USD
€3,979 EUR
View
Price last confirmed 77 days ago
A
Retailer 8
-
$4,633 USD
£3,648 GBP
View
A
Retailer 9
-
$5,301 USD
ZAR 85,632 ZAR
View
Price last confirmed 9 days ago
A
Retailer 10
-
$5,500 USD
View
Price last confirmed 7 days ago
A
Retailer 11
-
$6,050 USD
View
A
Retailer 12
-
$6,660 USD
View
A
Retailer 13
-
$6,699 USD
£5,275 GBP
View
A
Retailer 14
-
$6,747 USD
View
A
Retailer 15
-
$6,810 USD
View
A
Retailer 16
-
$7,041 USD
View
A
Retailer 17
-
$7,219 USD
View
Price last confirmed 8 days ago
B+
Retailer 18
-
$8,160 USD
SGD 11,027 SGD
View
B+
Retailer 19
-
$8,532 USD
View
B+
Retailer 20
-
$8,560 USD
View
Most Expensive
B
Brilliant Earth
16658607A · Sep 14
$14,600 USD
View
Price last confirmed 17 days ago
20 more retailers have this diamond
Prices start from $2,355 USDSave up to $6,205 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.

A
4.06ct Radiant
$2,355 USD