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Princess|Lab Grown|IGI

4.09ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG787665112

Shape and cutting style on the report: Princess cut

Certificate IGI LG787665112

Diamond specifications and retailer prices

From $744 AUD
£412 GBP
As of October 30, 2026
Save $6,659 AUD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,403 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787665112 or 787665112. Listed at 18 retailers as of October 30, 2026, with prices from $744 to $7,403, a $6,659 spread on the same certified stone. Brilliant Earth lists it at $7,403. 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
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787665112
Dimensions8.70 × 8.67 × 6.25 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.70 mm8.67 mm4.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787665112
Side View
Table 71.0%Crown 42.8°Girdle: MediumPavilion 38.9°Culet: NoneDepth 72.1%

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: $7,403 AUD|Low: $744 AUD|High: $10,606 AUD|Avg: $2,877 AUD|-30.2%
Brilliant Earth
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
October 31, 2026
Retailer 12$744 AUD
Retailer 6$803 AUD
Retailer 8$966 AUD
Retailer 3$1,082 AUD
Retailer 17$1,193 AUD
Retailer 14$1,357 AUD
Retailer 10$1,479 AUD
Retailer 16$1,768 AUD
Retailer 13$1,780 AUD
Retailer 4$2,242 AUD
Retailer 11$2,293 AUD
Retailer 7$2,815 AUD
Retailer 9$2,893 AUD
Retailer 5$3,103 AUD
Retailer 15$3,730 AUD
Retailer 2$3,736 AUD
Brilliant Earth$7,403 AUD

41 data points across 17 retailers

18 retailers$744 AUD to $7,403 AUD

A
Cheapest Retailer
-
$744 AUD
£412 GBP
A
Retailer 2
-
$803 AUD
$564 USD
View
A
Retailer 3
-
$966 AUD
HK$5,300 HKD
View
A
Retailer 4
-
$1,082 AUD
$760 USD
View
B+
Retailer 5
-
$1,193 AUD
$838 USD
View
A
Retailer 6
-
$1,357 AUD
€908 EUR
View
A
Retailer 7
-
$1,479 AUD
£818 GBP
View
A
Retailer 8
-
$1,768 AUD
ZAR 20,066 ZAR
View
A
Retailer 9
-
$1,780 AUD
View
B+
Retailer 10
-
$2,242 AUD
$1,575 USD
View
B+
Retailer 11
-
$2,293 AUD
$1,611 USD
View
B+
Retailer 12
-
$2,815 AUD
SGD 2,672 SGD
View
B+
Retailer 13
-
$2,893 AUD
$2,032 USD
View
B+
Retailer 14
-
$3,103 AUD
$2,180 USD
View
B+
Retailer 15
-
$3,730 AUD
£2,063 GBP
View
B+
Retailer 16
-
$3,736 AUD
View
Retailer 17
-
$4,086 AUD
$2,870 USD
View
Price last confirmed 77 days ago
Most Expensive
B
Brilliant Earth
22315822A · Oct 31
$7,403 AUD
$5,200 USD
View
17 more retailers have this diamond
Prices start from $744 AUDSave up to $6,659 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
$744 AUD