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Radiant|Lab Grown|IGI

4.02ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799676750

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

Certificate IGI LG799676750

Diamond specifications and retailer prices

From $6,013 AUD
$4,224 USD
As of October 30, 2026
Save $35,357 AUD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $41,370 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799676750 or 799676750. Listed at 22 retailers as of October 30, 2026, with prices from $6,013 to $41,370, a $35,357 spread on the same certified stone. Do Amore Diamonds lists it at $41,370. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676750
Dimensions11.18 × 7.90 × 5.45 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.18 mm7.90 mm4.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676750
Side View
Table 66.0%Crown 42.6°Girdle: MediumPavilion 36.6°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
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 30
Current: $41,370 AUD|Low: $5,773 AUD|High: $41,370 AUD|Avg: $13,136 AUD
Do Amore Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 19$6,013 AUD
Retailer 10$6,114 AUD
Retailer 4$6,302 AUD
Retailer 7$6,593 AUD
Retailer 11$6,735 AUD
Retailer 5$6,976 AUD
Retailer 21$6,976 AUD
Retailer 18$7,047 AUD
Retailer 17$9,077 AUD
Retailer 6$9,257 AUD
Retailer 3$9,622 AUD
Retailer 2$9,928 AUD
Retailer 22$10,799 AUD
Retailer 9$10,870 AUD
Retailer 15$11,809 AUD
Retailer 16$16,029 AUD
Retailer 13$16,388 AUD
Retailer 20$17,751 AUD
Retailer 12$19,203 AUD
Retailer 14$26,811 AUD
Retailer 8$27,551 AUD
Do Amore Diamonds$41,370 AUD

44 data points across 22 retailers

22 retailers$6,013 AUD to $41,370 AUD

A
Cheapest Retailer
-
$6,013 AUD
$4,224 USD
A
Retailer 2
-
$6,114 AUD
$4,295 USD
View
A
Retailer 3
-
$6,302 AUD
$4,427 USD
View
A
Retailer 4
-
$6,593 AUD
$4,631 USD
View
A
Retailer 5
-
$6,735 AUD
$4,731 USD
View
Final sale: no returns
A
Retailer 6
-
$6,976 AUD
$4,900 USD
View
Retailer 7
-
$6,976 AUD
$4,900 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$7,047 AUD
$4,950 USD
View
A
Retailer 9
-
$9,077 AUD
$6,376 USD
View
A
Retailer 10
-
$9,257 AUD
HK$50,800 HKD
View
A
Retailer 11
-
$9,622 AUD
$6,759 USD
View
A
Retailer 12
-
$9,928 AUD
£5,491 GBP
View
B+
Retailer 13
-
$10,799 AUD
$7,586 USD
View
B+
Retailer 14
-
$10,870 AUD
£6,012 GBP
View
Retailer 15
-
$11,809 AUD
$8,295 USD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
$16,029 AUD
£8,866 GBP
View
B+
Retailer 17
-
$16,388 AUD
ZAR 185,977 ZAR
View
B
Retailer 18
-
$17,751 AUD
$12,469 USD
View
B
Retailer 19
-
$19,203 AUD
$13,489 USD
View
B
Retailer 20
-
$26,811 AUD
SGD 25,450 SGD
View
B
Retailer 21
-
$27,551 AUD
$19,353 USD
View
Most Expensive
B
Do Amore Diamonds
27-B8965CC60 · Oct 31
$41,370 AUD
$29,060 USD
View
21 more retailers have this diamond
Prices start from $6,013 AUDSave up to $35,357 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
4.02ct Radiant
$6,013 AUD