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Cushion|Lab Grown|IGI

10.63ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG600309118

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG600309118

Diamond specifications and retailer prices

From $2,816 CAD
$2,016 USD
As of October 31, 2026
Save $10,063 CAD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,879 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.63ct lab-grown cushion diamond

This 10.63ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG600309118 or 600309118. Listed at 16 retailers as of October 29, 2026, with prices from $2,816 to $12,879, a $10,063 spread on the same certified stone. Brilliant Earth lists it at $12,879. 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

10.63
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle30.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600309118
Dimensions12.49 × 12.22 × 7.66 mm
L/W Ratio1.02
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
12.49 mm12.22 mm10.63 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600309118
Side View
Table 59.0%Crown 39.5°Girdle: THK-VTKPavilion 30.4°Culet: NoneDepth 62.7%

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 31
Current: $12,879 CAD|Low: $2,816 CAD|High: $13,285 CAD|Avg: $5,165 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 31, 2026
Retailer 3$2,816 CAD
Retailer 12$2,918 CAD
Retailer 11$3,150 CAD
Retailer 13$3,703 CAD
Retailer 2$4,139 CAD
Retailer 8$4,152 CAD
Retailer 7$4,402 CAD
Retailer 10$4,455 CAD
Retailer 6$4,517 CAD
Retailer 9$5,416 CAD
Retailer 4$6,046 CAD
Retailer 5$7,187 CAD
Brilliant Earth$12,879 CAD

43 data points across 13 retailers

16 retailers$2,816 CAD to $12,879 CAD

A
Cheapest Retailer
-
$2,816 CAD
$2,016 USD
Final sale: no returns
Retailer 2
-
$2,918 CAD
$2,089 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$3,150 CAD
$2,255 USD
View
A
Retailer 4
-
$3,703 CAD
$2,651 USD
View
A
Retailer 5
-
$4,139 CAD
£2,333 GBP
View
B+
Retailer 6
-
$4,152 CAD
$2,972 USD
View
A
Retailer 7
-
$4,402 CAD
€3,001 EUR
View
A
Retailer 8
-
$4,455 CAD
$3,189 USD
View
A
Retailer 9
-
$4,517 CAD
ZAR 52,243 ZAR
View
Retailer 10
-
$5,416 CAD
A$5,965 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$6,046 CAD
£3,408 GBP
View
B+
Retailer 12
-
$7,187 CAD
$5,145 USD
View
B+
Retailer 13
-
$8,394 CAD
$6,009 USD
View
B+
Retailer 14
-
$9,308 CAD
$6,663 USD
View
B
Retailer 15
-
$10,228 CAD
$7,322 USD
View
Most Expensive
B
Brilliant Earth
10792660A · Oct 29
$12,879 CAD
$9,220 USD
View
15 more retailers have this diamond
Prices start from $2,816 CADSave up to $10,063 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
10.63ct Cushion
$2,816 CAD