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 $523 USD
£412 GBP
As of October 30, 2026
Save $4,677 USD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,200 USD 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 $523 to $5,200, a $4,677 spread on the same certified stone. Brilliant Earth lists it at $5,200. 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
Color
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: $5,200 USD|Low: $523 USD|High: $7,450 USD|Avg: $2,014 USD|-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$523 USD
Retailer 6$564 USD
Retailer 8$678 USD
Retailer 3$760 USD
Retailer 17$838 USD
Retailer 14$953 USD
Retailer 10$1,039 USD
Retailer 16$1,242 USD
Retailer 13$1,251 USD
Retailer 4$1,575 USD
Retailer 11$1,611 USD
Retailer 7$1,977 USD
Retailer 9$2,032 USD
Retailer 5$2,180 USD
Retailer 15$2,620 USD
Retailer 2$2,624 USD
Brilliant Earth$5,200 USD

42 data points across 17 retailers

18 retailers$523 USD to $5,200 USD

A
Cheapest Retailer
-
$523 USD
£412 GBP
A
Retailer 2
-
$564 USD
View
A
Retailer 3
-
$678 USD
HK$5,300 HKD
View
A
Retailer 4
-
$760 USD
View
B+
Retailer 5
-
$838 USD
View
A
Retailer 6
-
$953 USD
€908 EUR
View
A
Retailer 7
-
$1,039 USD
£818 GBP
View
A
Retailer 8
-
$1,242 USD
ZAR 20,066 ZAR
View
A
Retailer 9
-
$1,251 USD
A$1,924 AUD
View
B+
Retailer 10
-
$1,575 USD
View
B+
Retailer 11
-
$1,611 USD
View
B+
Retailer 12
-
$1,977 USD
SGD 2,672 SGD
View
B+
Retailer 13
-
$2,032 USD
View
B+
Retailer 14
-
$2,180 USD
View
B+
Retailer 15
-
$2,620 USD
£2,063 GBP
View
B+
Retailer 16
-
$2,624 USD
A$4,037 AUD
View
Retailer 17
-
$2,870 USD
View
Price last confirmed 76 days ago
Most Expensive
B
Brilliant Earth
22315822A · Oct 31
$5,200 USD
View
17 more retailers have this diamond
Prices start from $523 USDSave up to $4,677 USD

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
$523 USD