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Princess|Lab Grown|IGI

10.51ct E VVS2 Princess Lab Grown Diamond

ID • E/VVS2 • IGI LG823677177

Shape and cutting style on the report: Princess cut

Certificate IGI LG823677177

Diamond specifications and retailer prices

From £2,627 GBP
$3,520 USD
As of October 31, 2026
Save £15,643 GBP (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £18,270 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 10.51ct lab-grown princess diamond

This 10.51ct 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 LG823677177 or 823677177. Listed at 4 retailers as of October 28, 2026, with prices from £2,627 to £18,270, a £15,643 spread on the same certified stone. Brilliant Earth lists it at £18,270. 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

10.51
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823677177
Dimensions12.30 × 12.07 × 8.10 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.30 mm12.07 mm10.51 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823677177
Side View
Table 71.0%Crown 43.3°Girdle: MediumPavilion 37.5°Culet: NoneDepth 67.1%

Caratlytics Score

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

Last verified: Oct 31
Current: £18,270 GBP|Low: £2,627 GBP|High: £18,837 GBP|Avg: £9,227 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3£2,627 GBP
Retailer 2£3,611 GBP
Retailer 4£5,411 GBP
Brilliant Earth£18,270 GBP

37 data points across 4 retailers

4 retailers£2,627 GBP to £18,270 GBP

A
Cheapest Retailer
-
£2,627 GBP
$3,520 USD
Final sale: no returns
A
Retailer 2
-
£3,611 GBP
View
Retailer 3
-
£5,411 GBP
$7,250 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21251000A · Oct 28
£18,270 GBP
$24,480 USD
View
3 more retailers have this diamond
Prices start from £2,627 GBPSave up to £15,643 GBP

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
10.51ct Princess
£2,627 GBP