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Princess|Lab Grown|IGI

10.56ct E VS1 Princess Lab Grown Diamond

EX • E/VS1 • IGI LG823603966

Shape and cutting style on the report: Princess cut

Certificate IGI LG823603966

Diamond specifications and retailer prices

From $3,680 AUD
$2,585 USD
As of October 29, 2026
Save $23,810 AUD (87%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $27,490 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 10.56ct lab-grown princess diamond

This 10.56ct lab-grown princess sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823603966 or 823603966. Listed at 3 retailers as of October 29, 2026, with prices from $3,680 to $27,490, a $23,810 spread on the same certified stone. Brilliant Earth lists it at $27,490. 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

10.56
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823603966
Dimensions12.44 × 12.11 × 8.23 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm12.11 mm10.56 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823603966
Side View
Table 70.0%Crown 38.8°Girdle: MediumPavilion 37.8°Culet: NoneDepth 68.0%

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 29
Current: $27,490 AUD|Low: $3,680 AUD|High: $33,213 AUD|Avg: $14,207 AUD|-17.2%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$3,680 AUD
Retailer 2$5,287 AUD
Brilliant Earth$27,490 AUD

36 data points across 3 retailers

3 retailers$3,680 AUD to $27,490 AUD

A
Cheapest Retailer
-
$3,680 AUD
$2,585 USD
Final sale: no returns
A
Retailer 2
-
$5,287 AUD
£2,925 GBP
View
Most Expensive
B
Brilliant Earth
21233798A · Oct 30
$27,490 AUD
$19,310 USD
View
2 more retailers have this diamond
Prices start from $3,680 AUDSave up to $23,810 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
10.56ct Princess
$3,680 AUD