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Radiant|Lab Grown|IGI

4.01ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG764660770

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG764660770

Diamond specifications and retailer prices

From $2,990 AUD
$2,100 USD
As of October 29, 2026
Save $8,655 AUD (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,324 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.01ct lab-grown radiant diamond

This 4.01ct 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 LG764660770 or 764660770. Listed at 19 retailers as of October 29, 2026, with a 290% 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764660770
Dimensions12.19 × 7.53 × 5.07 mm
L/W Ratio1.62
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.19 mm7.53 mm4.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764660770
Side View
Table 63.0%Crown 42.3°Girdle: MED-STKPavilion 32.1°Culet: NoneDepth 67.3%

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: $13,324 AUD|Low: $2,649 AUD|High: $656,564 AUD|Avg: $25,512 AUD|-12.1%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 11$2,990 AUD
Retailer 16$3,082 AUD
Retailer 7$3,172 AUD
Retailer 2$4,033 AUD
Retailer 6$4,069 AUD
Retailer 14$4,475 AUD
Retailer 10$4,477 AUD
Retailer 4$5,880 AUD
Retailer 12$6,055 AUD
Retailer 15$6,104 AUD
Retailer 17$7,441 AUD
Retailer 3$7,666 AUD
Retailer 13$8,168 AUD
Retailer 18$8,215 AUD
Retailer 8$9,182 AUD
Retailer 5$9,979 AUD
Retailer 9$11,645 AUD
Novita Diamonds$13,324 AUD

30 data points across 18 retailers

19 retailers$2,990 AUD to $11,645 AUD

A
Cheapest Retailer
-
$2,990 AUD
$2,100 USD
Final sale: no returns
A
Retailer 2
-
$3,082 AUD
$2,165 USD
View
A
Retailer 3
-
$3,172 AUD
$2,228 USD
View
A
Retailer 4
-
$4,033 AUD
£2,231 GBP
View
A
Retailer 5
-
$4,069 AUD
$2,858 USD
View
Retailer 6
-
$4,475 AUD
€2,994 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$4,477 AUD
$3,145 USD
View
A
Retailer 8
-
$5,880 AUD
£3,252 GBP
View
A
Retailer 9
-
$6,055 AUD
ZAR 68,714 ZAR
View
Retailer 10
-
$6,104 AUD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$7,323 AUD
$5,144 USD
View
A
Retailer 12
-
$7,441 AUD
$5,227 USD
View
A
Retailer 13
-
$7,666 AUD
$5,385 USD
View
A
Retailer 14
-
$8,168 AUD
£4,518 GBP
View
A
Retailer 15
-
$8,215 AUD
$5,771 USD
View
Retailer 16
-
$9,182 AUD
$6,450 USD
View
Price last confirmed 16 days ago
B+
Retailer 17
-
$9,979 AUD
$7,009 USD
View
B+
Retailer 18
-
$11,645 AUD
$8,180 USD
View
Most Expensive
Novita Diamonds
cert_764660770 · Oct 8
$13,324 AUD
View
Price last confirmed 21 days ago
18 more retailers have this diamond
Prices start from $2,990 AUDSave up to $8,655 AUD

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 Radiant
$2,990 AUD