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Radiant|Lab Grown|IGI

4.01ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG754508074

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

Certificate IGI LG754508074

Diamond specifications and retailer prices

From $6,083 AUD
$4,273 USD
As of October 30, 2026
Save $19,142 AUD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $25,225 AUD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.01ct lab-grown radiant diamond

This 4.01ct 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 LG754508074 or 754508074. Listed at 15 retailers as of October 30, 2026, with prices from $6,083 to $25,225, a $19,142 spread on the same certified stone. With Clarity lists it at $25,225. 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
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508074
Dimensions11.42 × 7.91 × 5.17 mm
L/W Ratio1.44
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
11.42 mm7.91 mm4.01 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508074
Side View
Table 66.0%Crown 43.3°Girdle: MED-STKPavilion 33.3°Culet: NoneDepth 65.4%

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 30
Current: $18,763 AUD|Low: $6,083 AUD|High: $33,311 AUD|Avg: $16,110 AUD|-37.6%
Retailer 1
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
With Clarity
October 30, 2026
Retailer 11$6,083 AUD
Retailer 12$7,919 AUD
Retailer 13$7,963 AUD
Retailer 7$8,373 AUD
Retailer 10$9,777 AUD
Retailer 5$11,169 AUD
Retailer 6$11,396 AUD
Retailer 8$13,595 AUD
Retailer 14$13,701 AUD
Retailer 2$16,117 AUD
Retailer 9$17,080 AUD
Retailer 1$18,763 AUD
Retailer 4$22,620 AUD
Retailer 3$23,027 AUD
With Clarity$25,225 AUD

35 data points across 15 retailers

15 retailers$6,083 AUD to $25,225 AUD

A
Cheapest Retailer
-
$6,083 AUD
$4,273 USD
A
Retailer 2
-
$7,919 AUD
$5,563 USD
View
A
Retailer 3
-
$7,963 AUD
HK$43,700 HKD
View
A
Retailer 4
-
$8,373 AUD
£4,631 GBP
View
B+
Retailer 5
-
$9,777 AUD
$6,868 USD
View
Retailer 6
-
$11,169 AUD
€7,472 EUR
View
Price last confirmed 7 days ago
Retailer 7
-
$11,396 AUD
$8,005 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$13,595 AUD
ZAR 154,274 ZAR
View
B+
Retailer 9
-
$13,701 AUD
£7,578 GBP
View
B+
Retailer 10
-
$16,117 AUD
$11,321 USD
View
B+
Retailer 11
-
$17,080 AUD
$11,998 USD
View
B+
Retailer 12
-
$18,763 AUD
$13,180 USD
View
B
Retailer 13
-
$22,620 AUD
$15,889 USD
View
B
Retailer 14
-
$23,027 AUD
SGD 21,858 SGD
View
Most Expensive
B
With Clarity
754508074 · Oct 30
$25,225 AUD
$17,719 USD
View
14 more retailers have this diamond
Prices start from $6,083 AUDSave up to $19,142 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
$6,083 AUD