Princess|Lab Grown|IGI

10.66ct E VVS2 Princess Lab Grown Diamond

EX • E/VVS2 • IGI LG826631310

Shape and cutting style on the report: Princess cut

Certificate IGI LG826631310

Diamond specifications and retailer prices

From $3,570 USD
As of October 31, 2026
Save $21,260 USD (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $24,830 USD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 10.66ct lab-grown princess diamond

This 10.66ct lab-grown princess sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG826631310 or 826631310. Listed at 4 retailers as of October 27, 2026, with prices from $3,570 to $24,830, a $21,260 spread on the same certified stone. Brilliant Earth lists it at $24,830. 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

10.66
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826631310
Dimensions12.25 × 12.03 × 8.26 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.25 mm12.03 mm10.66 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826631310
Side View
Table 70.0%Crown 43.9°Girdle: MediumPavilion 37.8°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $24,830 USD|Low: $3,570 USD|High: $25,600 USD|Avg: $12,507 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$3,570 USD
Retailer 2$4,908 USD
Retailer 4$7,310 USD
Brilliant Earth$24,830 USD

38 data points across 4 retailers

4 retailers$3,570 USD to $24,830 USD

A
Cheapest Retailer
-
$3,570 USD
Final sale: no returns
A
Retailer 2
-
$4,908 USD
£3,864 GBP
View
Retailer 3
-
$7,310 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21297204A · Oct 27
$24,830 USD
View
3 more retailers have this diamond
Prices start from $3,570 USDSave up to $21,260 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
10.66ct Princess
$3,570 USD