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Princess|Lab Grown|IGI

4.09ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG754508404

Shape and cutting style on the report: Princess cut

Certificate IGI LG754508404

Diamond specifications and retailer prices

From $9,124 AUD
$6,409 USD
As of October 30, 2026
Save $29,043 AUD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $38,167 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 LG754508404 or 754508404. Listed at 13 retailers as of October 30, 2026, with prices from $9,124 to $38,167, a $29,043 spread on the same certified stone. Taylor and Hart lists it at $38,167. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508404
Dimensions8.74 × 8.72 × 6.33 mm
L/W Ratio1.00
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
8.74 mm8.72 mm4.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508404
Side View
Table 68.0%Crown 42°Girdle: MediumPavilion 39.5°Culet: NoneDepth 72.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $9,159 AUD|Low: $9,124 AUD|High: $42,633 AUD|Avg: $21,866 AUD|-16.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 3$9,124 AUD
Retailer 1$9,159 AUD
Retailer 4$13,657 AUD
Retailer 8$13,990 AUD
Retailer 12$14,165 AUD
Retailer 7$14,304 AUD
Retailer 6$18,948 AUD
Retailer 5$18,975 AUD
Retailer 10$21,878 AUD
Retailer 9$23,687 AUD
Retailer 11$24,364 AUD
Retailer 2$35,867 AUD
Taylor and Hart$38,167 AUD

35 data points across 13 retailers

13 retailers$9,124 AUD to $38,167 AUD

A
Cheapest Retailer
-
$9,124 AUD
$6,409 USD
A+
Retailer 2
-
$9,159 AUD
$6,434 USD
View
A
Retailer 3
-
$13,657 AUD
$9,593 USD
View
A
Retailer 4
-
$13,990 AUD
£7,738 GBP
View
A
Retailer 5
-
$14,165 AUD
$9,950 USD
View
A
Retailer 6
-
$14,304 AUD
HK$78,500 HKD
View
B+
Retailer 7
-
$18,948 AUD
$13,310 USD
View
B+
Retailer 8
-
$18,975 AUD
$13,329 USD
View
B+
Retailer 9
-
$21,878 AUD
€14,636 EUR
View
B+
Retailer 10
-
$23,687 AUD
ZAR 268,805 ZAR
View
B+
Retailer 11
-
$24,364 AUD
£13,476 GBP
View
B
Retailer 12
-
$35,867 AUD
$25,194 USD
View
Most Expensive
B
Taylor and Hart
ULKMLX8 · Oct 30
$38,167 AUD
$26,810 USD
View
12 more retailers have this diamond
Prices start from $9,124 AUDSave up to $29,043 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
$9,124 AUD