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Asscher|Lab Grown|IGI

10.31ct F VS1 Asscher Lab Grown Diamond

EX • F/VS1 • IGI LG611388317

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG611388317

Diamond specifications and retailer prices

From $2,820 USD
As of November 1, 2026
Save $16,720 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $19,540 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.31ct lab-grown asscher diamond

This 10.31ct lab-grown asscher sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG611388317 or 611388317. Listed at 18 retailers as of October 31, 2026, with prices from $2,820 to $19,540, a $16,720 spread on the same certified stone. Brilliant Earth lists it at $19,540. 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
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611388317
Dimensions11.78 × 11.78 × 8.00 mm
L/W Ratio1.00
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
11.78 mm11.78 mm10.31 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611388317
Side View
Table 63.0%Crown 34.2°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $19,540 USD|Low: $2,820 USD|High: $20,150 USD|Avg: $5,980 USD|-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
Retailer 14
November 2, 2026
Retailer 5$2,820 USD
Retailer 3$2,920 USD
Retailer 4$3,321 USD
Retailer 2$3,943 USD
Retailer 12$3,983 USD
Retailer 9$4,521 USD
Retailer 14$4,551 USD
Retailer 10$4,643 USD
Retailer 7$5,411 USD
Retailer 6$5,547 USD
Retailer 11$7,147 USD
Retailer 8$7,343 USD
Retailer 13$7,798 USD
Brilliant Earth$19,540 USD

42 data points across 14 retailers

18 retailers$2,820 USD to $19,540 USD

A
Cheapest Retailer
-
$2,820 USD
Final sale: no returns
Retailer 2
-
$2,920 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$3,085 USD
View
A
Retailer 4
-
$3,321 USD
View
A
Retailer 5
-
$3,943 USD
£3,105 GBP
View
A
Retailer 6
-
$3,983 USD
View
A
Retailer 7
-
$4,521 USD
ZAR 73,041 ZAR
View
A
Retailer 8
-
$4,551 USD
View
A
Retailer 9
-
$4,643 USD
€4,422 EUR
View
B+
Retailer 10
-
$5,411 USD
A$8,325 AUD
View
B+
Retailer 11
-
$5,547 USD
£4,368 GBP
View
Retailer 12
-
$6,479 USD
View
Price last confirmed 53 days ago
B+
Retailer 13
-
$7,147 USD
View
B+
Retailer 14
-
$7,343 USD
A$11,297 AUD
View
B
Retailer 15
-
$7,798 USD
View
B
Retailer 16
-
$8,190 USD
View
B
Retailer 17
-
$10,190 USD
View
Most Expensive
B
Brilliant Earth
20602007A · Oct 31
$19,540 USD
View
17 more retailers have this diamond
Prices start from $2,820 USDSave up to $16,720 USD

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 Asscher
$2,820 USD