Radiant|Lab Grown|IGI

12.63ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG618403861

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

Certificate IGI LG618403861

Diamond specifications and retailer prices

From €2,403 EUR
£2,122 GBP
As of November 2, 2026
Save €15,892 EUR (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €18,295 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 12.63ct lab-grown radiant diamond

This 12.63ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG618403861 or 618403861. Listed at 20 retailers as of November 2, 2026, with prices from €2,403 to €18,295, a €15,892 spread on the same certified stone. Brilliant Earth lists it at €18,295. 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

12.63
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618403861
Dimensions11.00 × 11.00 × 7.45 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.00 mm11.00 mm12.63 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618403861
Side View
Table 68.0%Crown 45.7°Girdle: MED-STKPavilion 29.6°Culet: NoneDepth 67.7%

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: €18,295 EUR|Low: €2,402 EUR|High: €18,295 EUR|Avg: €5,309 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 10€2,403 EUR
Retailer 16€2,579 EUR
Retailer 6€2,889 EUR
Retailer 3€2,992 EUR
Retailer 8€2,992 EUR
Retailer 14€2,996 EUR
Retailer 2€3,857 EUR
Retailer 11€4,009 EUR
Retailer 5€4,112 EUR
Retailer 4€4,651 EUR
Retailer 9€4,739 EUR
Retailer 15€7,146 EUR
Retailer 12€8,051 EUR
Retailer 7€8,320 EUR
Retailer 13€8,894 EUR
Brilliant Earth€18,295 EUR

37 data points across 16 retailers

20 retailers€2,403 EUR to €18,295 EUR

A
Cheapest Retailer
-
€2,403 EUR
£2,122 GBP
Retailer 2
-
€2,579 EUR
$2,893 USD
View
Price last confirmed 11 days ago
Retailer 3
-
€2,806 EUR
$3,147 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
€2,889 EUR
$3,240 USD
View
Final sale: no returns
Retailer 5
-
€2,992 EUR
$3,356 USD
View
Price last confirmed 20 days ago
Retailer 6
-
€2,992 EUR
$3,356 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
€2,996 EUR
$3,360 USD
View
A
Retailer 8
-
€3,391 EUR
$3,803 USD
View
A
Retailer 9
-
€3,857 EUR
$4,326 USD
View
B+
Retailer 10
-
€4,009 EUR
£3,541 GBP
View
Retailer 11
-
€4,112 EUR
$4,612 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
€4,651 EUR
$5,217 USD
View
B+
Retailer 13
-
€4,739 EUR
View
B+
Retailer 14
-
€5,163 EUR
£4,560 GBP
View
B
Retailer 15
-
€7,146 EUR
$8,015 USD
View
B
Retailer 16
-
€8,051 EUR
A$13,893 AUD
View
B
Retailer 17
-
€8,320 EUR
$9,331 USD
View
B
Retailer 18
-
€8,894 EUR
$9,976 USD
View
B
Retailer 19
-
€10,423 EUR
$11,690 USD
View
Most Expensive
B
Brilliant Earth
20601945A · Nov 2
€18,295 EUR
$20,520 USD
View
19 more retailers have this diamond
Prices start from €2,403 EURSave up to €15,892 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
12.63ct Radiant
€2,403 EUR