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Round|Lab Grown|IGI

10.31ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG665404035

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665404035

Diamond specifications and retailer prices

From $2,623 SGD
$2,052 USD
As of October 31, 2026
Save $16,991 SGD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $19,614 SGD at Brilliance · As of October 30, 2026
View at Brilliance

About this 10.31ct lab-grown round diamond

This 10.31ct lab-grown round 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 LG665404035 or 665404035. Listed at 20 retailers as of October 30, 2026, with prices from $2,623 to $19,614, a $16,991 spread on the same certified stone. Brilliance lists it at $19,614. 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

10.31
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665404035
Dimensions13.92 × 13.84 × 8.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.92 mm13.84 mm10.31 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665404035
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.2%

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 31
Current: $7,325 SGD|Low: $2,558 SGD|High: $18,690 SGD|Avg: $6,576 SGD|-7.5%
Brilliance
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
October 31, 2026
Retailer 4$2,623 SGD
Retailer 9$2,934 SGD
Retailer 11$3,813 SGD
Retailer 2$3,841 SGD
Retailer 12$3,886 SGD
Retailer 10$4,208 SGD
Retailer 16$4,573 SGD
Retailer 7$4,659 SGD
Retailer 6$5,216 SGD
Retailer 5$5,990 SGD
Brilliance$7,325 SGD
Retailer 15$7,807 SGD
Retailer 13$8,582 SGD
Retailer 14$9,526 SGD
Retailer 8$11,566 SGD
Retailer 3$17,629 SGD

36 data points across 16 retailers

20 retailers$2,623 SGD to $19,614 SGD

Retailer 1
-
$2,423 SGD
$1,895 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$2,623 SGD
$2,052 USD
View
Final sale: no returns
Retailer 3
-
$2,811 SGD
$2,199 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$2,811 SGD
$2,199 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$2,934 SGD
$2,295 USD
View
A
Retailer 6
-
$3,813 SGD
HK$23,300 HKD
View
A
Retailer 7
-
$3,841 SGD
£2,366 GBP
View
B+
Retailer 8
-
$3,886 SGD
$3,040 USD
View
A
Retailer 9
-
$4,208 SGD
ZAR 53,178 ZAR
View
A
Retailer 10
-
$4,573 SGD
$3,577 USD
View
Retailer 11
-
$5,216 SGD
A$6,277 AUD
View
Price last confirmed 9 days ago
Retailer 12
-
$5,268 SGD
$4,121 USD
View
Price last confirmed 21 days ago
A
Retailer 13
-
$5,990 SGD
CA$6,507 CAD
View
B+
Retailer 14
-
$7,325 SGD
$5,730 USD
View
B+
Retailer 15
-
$7,807 SGD
$6,107 USD
View
B+
Retailer 16
-
$8,582 SGD
$6,713 USD
View
B+
Retailer 17
-
$9,526 SGD
$7,451 USD
View
Retailer 18
-
$11,566 SGD
$9,047 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$17,629 SGD
$13,790 USD
View
Most Expensive
B
Brilliance
D33543049 · Oct 30
$19,614 SGD
$15,343 USD
View
19 more retailers have this diamond
Prices start from $2,623 SGDSave up to $16,991 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
10.31ct Round
$2,623 SGD