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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 $2,577 SGD
$2,016 USD
As of November 1, 2026
Save $9,210 SGD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $11,787 SGD at Brilliant Earth · As of October 31, 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 31, 2026, with prices from $2,577 to $11,787, a $9,210 spread on the same certified stone. Brilliant Earth lists it at $11,787. 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
Colour
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: Nov 1
Current: $11,787 SGD|Low: $2,577 SGD|High: $12,158 SGD|Avg: $4,734 SGD|-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
November 1, 2026
Retailer 3$2,577 SGD
Retailer 12$2,671 SGD
Retailer 11$2,883 SGD
Retailer 13$3,389 SGD
Retailer 6$3,788 SGD
Retailer 9$3,799 SGD
Retailer 7$4,000 SGD
Retailer 10$4,077 SGD
Retailer 8$4,134 SGD
Retailer 2$4,948 SGD
Retailer 4$5,533 SGD
Retailer 5$6,577 SGD
Brilliant Earth$11,787 SGD

42 data points across 13 retailers

16 retailers$2,577 SGD to $11,787 SGD

A
Cheapest Retailer
-
$2,577 SGD
$2,016 USD
Final sale: no returns
Retailer 2
-
$2,671 SGD
$2,089 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$2,883 SGD
$2,255 USD
View
A
Retailer 4
-
$3,389 SGD
$2,651 USD
View
A
Retailer 5
-
$3,788 SGD
£2,333 GBP
View
B+
Retailer 6
-
$3,799 SGD
$2,972 USD
View
A
Retailer 7
-
$4,000 SGD
€2,980 EUR
View
A
Retailer 8
-
$4,077 SGD
$3,189 USD
View
A
Retailer 9
-
$4,134 SGD
ZAR 52,243 ZAR
View
A
Retailer 10
-
$4,948 SGD
A$5,954 AUD
View
A
Retailer 11
-
$5,533 SGD
£3,408 GBP
View
B+
Retailer 12
-
$6,577 SGD
$5,145 USD
View
B+
Retailer 13
-
$7,682 SGD
$6,009 USD
View
B+
Retailer 14
-
$8,518 SGD
$6,663 USD
View
B
Retailer 15
-
$9,361 SGD
$7,322 USD
View
Most Expensive
B
Brilliant Earth
10792660A · Oct 31
$11,787 SGD
$9,220 USD
View
15 more retailers have this diamond
Prices start from $2,577 SGDSave up to $9,210 SGD

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
$2,577 SGD