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 $3,765 CAD
£2,122 GBP
As of November 1, 2026
Save $24,900 CAD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $28,664 CAD at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from $3,765 to $28,664, a $24,900 spread on the same certified stone. Brilliant Earth lists it at $28,664. 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
Color
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 1
Current: $28,664 CAD|Low: $3,763 CAD|High: $28,664 CAD|Avg: $8,070 CAD
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
Retailer 17
November 1, 2026
Retailer 2$3,765 CAD
Retailer 17$4,041 CAD
Retailer 6$4,526 CAD
Retailer 3$4,688 CAD
Retailer 8$4,688 CAD
Retailer 14$4,694 CAD
Retailer 9$5,312 CAD
Retailer 16$6,007 CAD
Retailer 10$6,281 CAD
Retailer 5$6,443 CAD
Retailer 4$7,288 CAD
Retailer 12$7,426 CAD
Retailer 15$11,196 CAD
Retailer 11$12,615 CAD
Retailer 7$13,035 CAD
Retailer 13$13,935 CAD
Brilliant Earth$28,664 CAD

38 data points across 17 retailers

20 retailers$3,765 CAD to $28,664 CAD

A
Cheapest Retailer
-
$3,765 CAD
£2,122 GBP
Retailer 2
-
$4,041 CAD
$2,893 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$4,396 CAD
$3,147 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$4,526 CAD
$3,240 USD
View
Final sale: no returns
Retailer 5
-
$4,688 CAD
$3,356 USD
View
Price last confirmed 20 days ago
Retailer 6
-
$4,688 CAD
$3,356 USD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$4,694 CAD
$3,360 USD
View
A
Retailer 8
-
$5,312 CAD
$3,803 USD
View
A
Retailer 9
-
$6,007 CAD
$4,300 USD
View
B+
Retailer 10
-
$6,281 CAD
£3,541 GBP
View
Retailer 11
-
$6,443 CAD
$4,612 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$7,288 CAD
$5,217 USD
View
B+
Retailer 13
-
$7,426 CAD
€5,063 EUR
View
B+
Retailer 14
-
$8,090 CAD
£4,560 GBP
View
B
Retailer 15
-
$11,196 CAD
$8,015 USD
View
B
Retailer 16
-
$12,615 CAD
A$13,893 AUD
View
B
Retailer 17
-
$13,035 CAD
$9,331 USD
View
B
Retailer 18
-
$13,935 CAD
$9,976 USD
View
B
Retailer 19
-
$16,330 CAD
$11,690 USD
View
Most Expensive
B
Brilliant Earth
20601945A · Oct 31
$28,664 CAD
$20,520 USD
View
19 more retailers have this diamond
Prices start from $3,765 CADSave up to $24,900 CAD

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
$3,765 CAD