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Cushion|Lab Grown|IGI

15.63ct H VS2 Cushion Lab Grown Diamond

ID • H/VS2 • IGI LG627413260

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG627413260

Diamond specifications and retailer prices

From $4,620 CAD
£2,604 GBP
As of October 30, 2026
Save $20,845 CAD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $25,465 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 15.63ct lab-grown cushion diamond

This 15.63ct lab-grown cushion sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627413260 or 627413260. Listed at 12 retailers as of October 29, 2026, with prices from $4,620 to $25,465, a $20,845 spread on the same certified stone. Brilliant Earth lists it at $25,465. 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

15.63
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627413260
Dimensions14.53 × 13.99 × 8.85 mm
L/W Ratio1.04
Girdle conditionFaceted
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
14.53 mm13.99 mm15.63 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627413260
Side View
Table 64.0%Crown 41.5°Girdle: MED-VTKPavilion 31.7°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
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 30
Current: $25,465 CAD|Low: $4,605 CAD|High: $26,262 CAD|Avg: $11,963 CAD|-3.0%
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
October 30, 2026
Retailer 2$4,620 CAD
Retailer 12$5,536 CAD
Retailer 11$5,736 CAD
Retailer 3$6,338 CAD
Retailer 9$7,130 CAD
Retailer 8$7,131 CAD
Retailer 10$8,893 CAD
Retailer 6$9,257 CAD
Retailer 13$15,918 CAD
Retailer 7$17,924 CAD
Retailer 5$18,688 CAD
Retailer 4$20,193 CAD
Brilliant Earth$25,465 CAD

32 data points across 13 retailers

12 retailers$4,620 CAD to $25,465 CAD

A
Cheapest Retailer
-
$4,620 CAD
£2,604 GBP
A
Retailer 2
-
$5,536 CAD
$3,963 USD
View
Final sale: no returns
Retailer 3
-
$5,736 CAD
$4,106 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$6,338 CAD
$4,537 USD
View
A
Retailer 5
-
$7,130 CAD
$5,104 USD
View
B+
Retailer 6
-
$7,131 CAD
$5,105 USD
View
Retailer 7
-
$8,893 CAD
$6,366 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$9,257 CAD
€6,311 EUR
View
B+
Retailer 9
-
$15,918 CAD
$11,395 USD
View
B
Retailer 10
-
$17,924 CAD
$12,831 USD
View
B
Retailer 11
-
$20,193 CAD
$14,455 USD
View
Most Expensive
B
Brilliant Earth
20602538A · Oct 29
$25,465 CAD
$18,230 USD
View
11 more retailers have this diamond
Prices start from $4,620 CADSave up to $20,845 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
15.63ct Cushion
$4,620 CAD