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Princess|Lab Grown|IGI

11.23ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG623421591

Shape and cutting style on the report: Princess cut

Certificate IGI LG623421591

Diamond specifications and retailer prices

From €4,132 EUR
$4,635 USD
As of November 2, 2026
Save €14,849 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €18,982 EUR at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 11.23ct lab-grown princess diamond

This 11.23ct lab-grown princess sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623421591 or 623421591. Listed at 10 retailers as of November 2, 2026, with a 359% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.23
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623421591
Dimensions12.27 × 11.98 × 8.62 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.27 mm11.98 mm11.23 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623421591
Side View
Table 73.0%Crown 45.6°Girdle: MediumPavilion 38.9°Culet: NoneDepth 72.0%

Caratlytics Score

How it works →
A
Excellent
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: Nov 2
Current: €18,982 EUR|Low: €4,069 EUR|High: €19,561 EUR|Avg: €7,596 EUR|-3.0%
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
November 2, 2026
Retailer 2€4,132 EUR
Retailer 6€4,161 EUR
Retailer 15€4,527 EUR
Retailer 13€4,549 EUR
Retailer 9€4,836 EUR
Retailer 3€5,281 EUR
Retailer 4€5,598 EUR
Retailer 10€5,764 EUR
Retailer 11€7,639 EUR
Retailer 12€7,930 EUR
Retailer 8€7,930 EUR
Retailer 7€9,113 EUR
Retailer 5€11,314 EUR
Retailer 14€11,476 EUR
Brilliant Earth€18,982 EUR

22 data points across 15 retailers

10 retailers€4,132 EUR to €18,982 EUR

A
Cheapest Retailer
-
€4,132 EUR
$4,635 USD
B+
Retailer 2
-
€4,549 EUR
$5,102 USD
View
B+
Retailer 3
-
€4,836 EUR
View
B+
Retailer 4
-
€5,764 EUR
$6,465 USD
View
B
Retailer 5
-
€7,639 EUR
$8,568 USD
View
B
Retailer 6
-
€7,930 EUR
$8,894 USD
View
B+
Retailer 7
-
€7,930 EUR
A$13,684 AUD
View
B
Retailer 8
-
€11,711 EUR
$13,135 USD
View
B
Retailer 9
-
€18,982 EUR
$21,290 USD
View
Most Expensive
Brilliant Earth
16057001A · Oct 8
€18,982 EUR
$21,290 USD
View
Price last confirmed 25 days ago
9 more retailers have this diamond
Prices start from €4,132 EURSave up to €14,849 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
11.23ct Princess
€4,132 EUR