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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 $6,614 AUD
$4,635 USD
As of November 2, 2026
Save $23,765 AUD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $30,379 AUD 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: $30,379 AUD|Low: $6,512 AUD|High: $31,306 AUD|Avg: $12,156 AUD|-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$6,614 AUD
Retailer 6$6,659 AUD
Retailer 15$7,246 AUD
Retailer 13$7,280 AUD
Retailer 9$7,740 AUD
Retailer 3$8,451 AUD
Retailer 4$8,959 AUD
Retailer 10$9,225 AUD
Retailer 11$12,226 AUD
Retailer 12$12,691 AUD
Retailer 8$12,692 AUD
Retailer 7$14,584 AUD
Retailer 5$18,106 AUD
Retailer 14$18,367 AUD
Brilliant Earth$30,379 AUD

22 data points across 15 retailers

10 retailers$6,614 AUD to $30,379 AUD

A
Cheapest Retailer
-
$6,614 AUD
$4,635 USD
B+
Retailer 2
-
$7,280 AUD
$5,102 USD
View
B+
Retailer 3
-
$7,740 AUD
€5,166 EUR
View
B+
Retailer 4
-
$9,225 AUD
$6,465 USD
View
B
Retailer 5
-
$12,226 AUD
$8,568 USD
View
B
Retailer 6
-
$12,691 AUD
$8,894 USD
View
B+
Retailer 7
-
$12,692 AUD
View
B
Retailer 8
-
$18,742 AUD
$13,135 USD
View
B
Retailer 9
-
$30,379 AUD
$21,290 USD
View
Most Expensive
Brilliant Earth
16057001A · Oct 8
$30,379 AUD
$21,290 USD
View
Price last confirmed 25 days ago
9 more retailers have this diamond
Prices start from $6,614 AUDSave up to $23,765 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
11.23ct Princess
$6,614 AUD