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Radiant|Lab Grown|IGI

12.56ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG830606169

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG830606169

Diamond specifications and retailer prices

From €2,483 EUR
$2,785 USD
As of November 2, 2026
Save €11,372 EUR (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €13,855 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 12.56ct lab-grown radiant diamond

This 12.56ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830606169 or 830606169. Listed at 14 retailers as of November 2, 2026, with prices from €2,483 to €13,855, a €11,372 spread on the same certified stone. Do Amore Diamonds lists it at €13,855. 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

12.56
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.7°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830606169
Dimensions16.45 × 11.62 × 7.84 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.45 mm11.62 mm12.56 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830606169
Side View
Table 69.0%Crown 26.7°Girdle: MediumPavilion 37.6°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €13,855 EUR|Low: €2,407 EUR|High: €21,229 EUR|Avg: €7,153 EUR|-18.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 10€2,483 EUR
Retailer 5€2,924 EUR
Retailer 2€3,453 EUR
Retailer 9€3,581 EUR
Retailer 8€3,647 EUR
Retailer 7€3,992 EUR
Retailer 6€4,778 EUR
Retailer 3€4,892 EUR
Retailer 13€6,237 EUR
Retailer 11€7,067 EUR
Retailer 12€8,998 EUR
Retailer 4€11,252 EUR
Do Amore Diamonds€13,855 EUR

22 data points across 13 retailers

14 retailers€2,483 EUR to €13,855 EUR

A
Cheapest Retailer
-
€2,483 EUR
$2,785 USD
Retailer 2
-
€2,924 EUR
$3,280 USD
View
Price last confirmed 25 days ago
Retailer 3
-
€3,392 EUR
$3,805 USD
View
Price last confirmed 30 days ago
A
Retailer 4
-
€3,453 EUR
£3,049 GBP
View
A
Retailer 5
-
€3,581 EUR
$4,016 USD
View
A
Retailer 6
-
€3,647 EUR
$4,091 USD
View
B+
Retailer 7
-
€3,992 EUR
ZAR 72,333 ZAR
View
B+
Retailer 8
-
€4,778 EUR
A$8,244 AUD
View
B+
Retailer 9
-
€4,892 EUR
£4,320 GBP
View
B+
Retailer 10
-
€6,237 EUR
$6,995 USD
View
B
Retailer 11
-
€7,067 EUR
$7,926 USD
View
B
Retailer 12
-
€8,998 EUR
$10,092 USD
View
B
Retailer 13
-
€11,252 EUR
$12,620 USD
View
Most Expensive
B
Do Amore Diamonds
27-F05DAB451 · Nov 2
€13,855 EUR
$15,540 USD
View
13 more retailers have this diamond
Prices start from €2,483 EURSave up to €11,372 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
12.56ct Radiant
€2,483 EUR