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Princess|Lab Grown|IGI

11.80ct E VVS2 Princess Lab Grown Diamond

EX • E/VVS2 • IGI LG825681399

Shape and cutting style on the report: Princess cut

Certificate IGI LG825681399

Diamond specifications and retailer prices

From £3,069 GBP
$4,112 USD
As of October 31, 2026
Save £17,448 GBP (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £20,517 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 11.8ct lab-grown princess diamond

This 11.8ct 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 LG825681399 or 825681399. Listed at 4 retailers as of October 28, 2026, with prices from £3,069 to £20,517, a £17,448 spread on the same certified stone. Brilliant Earth lists it at £20,517. 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

11.80
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825681399
Dimensions12.69 × 12.51 × 8.45 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.69 mm12.51 mm11.80 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825681399
Side View
Table 70.0%Crown 45.5°Girdle: MediumPavilion 37.3°Culet: NoneDepth 67.5%

Caratlytics Score

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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 31
Current: £20,517 GBP|Low: £3,069 GBP|High: £20,517 GBP|Avg: £8,446 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3£3,069 GBP
Retailer 2£4,093 GBP
Retailer 4£4,967 GBP
Brilliant Earth£20,517 GBP

36 data points across 4 retailers

4 retailers£3,069 GBP to £20,517 GBP

A
Cheapest Retailer
-
£3,069 GBP
$4,112 USD
Final sale: no returns
A
Retailer 2
-
£4,093 GBP
View
Retailer 3
-
£4,967 GBP
$6,655 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21253228A · Oct 28
£20,517 GBP
$27,490 USD
View
3 more retailers have this diamond
Prices start from £3,069 GBPSave up to £17,448 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
11.80ct Princess
£3,069 GBP