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Princess|Lab Grown|IGI

12.46ct E VS1 Princess Lab Grown Diamond

EX • E/VS1 • IGI LG830642677

Shape and cutting style on the report: Princess cut

Certificate IGI LG830642677

Diamond specifications and retailer prices

From €3,052 EUR
$3,410 USD
As of October 29, 2026
Save €1,156 EUR (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €4,208 EUR at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 12.46ct lab-grown princess diamond

This 12.46ct 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 LG830642677 or 830642677. Listed at 2 retailers as of October 29, 2026, with prices from €3,052 to €4,208, a €1,156 spread on the same certified stone. 77 Diamonds lists it at €4,208. 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

12.46
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830642677
Dimensions13.06 × 12.75 × 8.62 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.06 mm12.75 mm12.46 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830642677
Side View
Table 71.0%Crown 39.5°Girdle: MediumPavilion 37.4°Culet: NoneDepth 67.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €4,208 EUR|Low: €3,052 EUR|High: €4,707 EUR|Avg: €4,244 EUR|-8.9%
77 Diamonds
Retailer 2
October 30, 2026
Retailer 2€3,052 EUR
77 Diamonds€4,208 EUR

37 data points across 2 retailers

2 retailers€3,052 EUR to €4,208 EUR

A
Cheapest Retailer
-
€3,052 EUR
$3,410 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
PRITVS7RHXAYTU · Oct 30
€4,208 EUR
£3,702 GBP
View
1 more retailer has this diamond
Prices start from €3,052 EURSave up to €1,156 EUR

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
12.46ct Princess
€3,052 EUR