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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 €466 EUR
£412 GBP
As of October 30, 2026
Save €4,170 EUR (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,636 EUR 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 €466 to €4,636, a €4,170 spread on the same certified stone. Brilliant Earth lists it at €4,636. 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

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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 30
Current: €4,636 EUR|Low: €466 EUR|High: €6,642 EUR|Avg: €1,808 EUR|-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€466 EUR
Retailer 6€503 EUR
Retailer 8€605 EUR
Retailer 3€678 EUR
Retailer 17€747 EUR
Retailer 14€850 EUR
Retailer 10€926 EUR
Retailer 16€1,107 EUR
Retailer 13€1,115 EUR
Retailer 4€1,404 EUR
Retailer 11€1,436 EUR
Retailer 7€1,763 EUR
Retailer 9€1,812 EUR
Retailer 5€1,944 EUR
Retailer 15€2,336 EUR
Retailer 2€2,340 EUR
Brilliant Earth€4,636 EUR

40 data points across 17 retailers

18 retailers€466 EUR to €4,636 EUR

A
Cheapest Retailer
-
€466 EUR
£412 GBP
A
Retailer 2
-
€503 EUR
$564 USD
View
A
Retailer 3
-
€605 EUR
HK$5,300 HKD
View
A
Retailer 4
-
€678 EUR
$760 USD
View
B+
Retailer 5
-
€747 EUR
$838 USD
View
A
Retailer 6
-
€850 EUR
View
A
Retailer 7
-
€926 EUR
£818 GBP
View
A
Retailer 8
-
€1,107 EUR
ZAR 20,066 ZAR
View
A
Retailer 9
-
€1,115 EUR
A$1,924 AUD
View
B+
Retailer 10
-
€1,404 EUR
$1,575 USD
View
B+
Retailer 11
-
€1,436 EUR
$1,611 USD
View
B+
Retailer 12
-
€1,763 EUR
SGD 2,672 SGD
View
B+
Retailer 13
-
€1,812 EUR
$2,032 USD
View
B+
Retailer 14
-
€1,944 EUR
$2,180 USD
View
B+
Retailer 15
-
€2,336 EUR
£2,063 GBP
View
B+
Retailer 16
-
€2,340 EUR
A$4,037 AUD
View
Retailer 17
-
€2,559 EUR
$2,870 USD
View
Price last confirmed 78 days ago
Most Expensive
B
Brilliant Earth
22315822A · Oct 31
€4,636 EUR
$5,200 USD
View
17 more retailers have this diamond
Prices start from €466 EURSave up to €4,170 EUR

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
€466 EUR