Radiant|Lab Grown|IGI

12.60ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG717520590

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

Certificate IGI LG717520590

Diamond specifications and retailer prices

From $5,230 CAD
$3,744 USD
As of October 29, 2026
Save $13,305 CAD (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $18,535 CAD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 12.6ct lab-grown radiant diamond

This 12.6ct lab-grown radiant 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 LG717520590 or 717520590. Listed at 15 retailers as of October 27, 2026, with prices from $5,230 to $18,535, a $13,305 spread on the same certified stone. Taylor and Hart lists it at $18,535. 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

12.60
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717520590
Dimensions17.13 × 11.55 × 7.25 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.13 mm11.55 mm12.60 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717520590
Side View
Table 69.0%Crown 38.3°Girdle: MediumPavilion 30.5°Culet: NoneDepth 62.8%

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 29
Current: $8,385 CAD|Low: $3,717 CAD|High: $18,535 CAD|Avg: $10,070 CAD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 29, 2026
Retailer 3$5,230 CAD
Retailer 4$5,347 CAD
Retailer 5$7,200 CAD
Retailer 9$7,472 CAD
Retailer 6$7,473 CAD
Retailer 12$8,068 CAD
Retailer 1$8,385 CAD
Retailer 2$8,408 CAD
Retailer 7$10,112 CAD
Retailer 10$13,513 CAD
Retailer 11$13,563 CAD
Retailer 8$15,584 CAD
Taylor and Hart$18,535 CAD

41 data points across 13 retailers

15 retailers$5,230 CAD to $18,535 CAD

Retailer 1
-
$4,425 CAD
$3,168 USD
Price last confirmed 26 days ago
A
Retailer 2
-
$5,230 CAD
$3,744 USD
View
Final sale: no returns
Retailer 3
-
$5,347 CAD
$3,828 USD
View
Price last confirmed 26 days ago
Retailer 4
-
$5,347 CAD
$3,828 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$7,200 CAD
£4,058 GBP
View
A
Retailer 6
-
$7,472 CAD
$5,349 USD
View
A
Retailer 7
-
$7,473 CAD
$5,350 USD
View
B+
Retailer 8
-
$8,068 CAD
£4,548 GBP
View
B+
Retailer 9
-
$8,385 CAD
ZAR 96,972 ZAR
View
A
Retailer 10
-
$8,408 CAD
$6,019 USD
View
Retailer 11
-
$10,112 CAD
A$11,137 AUD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$13,513 CAD
$9,674 USD
View
B+
Retailer 13
-
$13,563 CAD
$9,709 USD
View
B
Retailer 14
-
$15,584 CAD
$11,156 USD
View
Most Expensive
B
Taylor and Hart
W8G0RC3 · Oct 27
$18,535 CAD
$13,268 USD
View
14 more retailers have this diamond
Prices start from $5,230 CADSave up to $13,305 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
12.60ct Radiant
$5,230 CAD