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Princess|Lab Grown|IGI

4.09ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG790611920

Shape and cutting style on the report: Princess cut

Certificate IGI LG790611920

Diamond specifications and retailer prices

From $9,087 AUD
$6,383 USD
As of October 31, 2026
Save $36,852 AUD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $45,938 AUD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess 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 LG790611920 or 790611920. Listed at 21 retailers as of October 31, 2026, with prices from $9,087 to $45,938, a $36,852 spread on the same certified stone. Michael Trio lists it at $45,938. 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

4.09
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611920
Dimensions8.89 × 8.78 × 6.04 mm
L/W Ratio1.01
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
8.89 mm8.78 mm4.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611920
Side View
Table 67.0%Crown 41.8°Girdle: ThinPavilion 37.7°Culet: NoneDepth 68.8%

Caratlytics Score

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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 31
Current: $45,938 AUD|Low: $8,122 AUD|High: $63,364 AUD|Avg: $21,873 AUD
Michael Trio
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
Retailer 20
Retailer 21
October 31, 2026
Retailer 6$9,087 AUD
Retailer 19$10,156 AUD
Retailer 5$10,461 AUD
Retailer 7$11,372 AUD
Retailer 18$11,716 AUD
Retailer 4$11,780 AUD
Retailer 20$11,780 AUD
Retailer 17$13,319 AUD
Retailer 10$13,484 AUD
Retailer 21$13,648 AUD
Retailer 16$14,623 AUD
Retailer 2$15,905 AUD
Retailer 11$18,637 AUD
Retailer 12$20,990 AUD
Retailer 15$24,268 AUD
Retailer 13$27,677 AUD
Retailer 3$30,168 AUD
Retailer 9$32,422 AUD
Retailer 14$42,528 AUD
Michael Trio$45,938 AUD
Retailer 8$63,364 AUD

36 data points across 21 retailers

21 retailers$9,087 AUD to $45,938 AUD

A
Cheapest Retailer
-
$9,087 AUD
$6,383 USD
A
Retailer 2
-
$10,156 AUD
$7,134 USD
View
A
Retailer 3
-
$10,461 AUD
$7,348 USD
View
A
Retailer 4
-
$10,562 AUD
$7,419 USD
View
A
Retailer 5
-
$11,372 AUD
$7,988 USD
View
Final sale: no returns
A
Retailer 6
-
$11,716 AUD
$8,230 USD
View
Retailer 7
-
$11,780 AUD
$8,275 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$11,780 AUD
$8,275 USD
View
A
Retailer 9
-
$13,319 AUD
$9,356 USD
View
A
Retailer 10
-
$13,484 AUD
HK$74,000 HKD
View
A
Retailer 11
-
$13,648 AUD
$9,587 USD
View
A
Retailer 12
-
$14,623 AUD
$10,272 USD
View
A
Retailer 13
-
$15,905 AUD
£8,797 GBP
View
B+
Retailer 14
-
$18,637 AUD
£10,308 GBP
View
B+
Retailer 15
-
$24,268 AUD
£13,423 GBP
View
B+
Retailer 16
-
$27,677 AUD
ZAR 314,083 ZAR
View
B
Retailer 17
-
$30,168 AUD
$21,191 USD
View
B
Retailer 18
-
$32,422 AUD
$22,774 USD
View
B
Retailer 19
-
$42,528 AUD
$29,874 USD
View
Most Expensive
B
Michael Trio
2019427377 · Oct 31
$45,938 AUD
SGD 43,607 SGD
View
19 more retailers have this diamond
Prices start from $9,087 AUDSave up to $36,852 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
4.09ct Princess
$9,087 AUD