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Round|Lab Grown|IGI

1.31ct J VS2 Round Lab Grown Diamond

EX • J/VS2 • IGI LG492113665

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492113665

Diamond specifications and retailer prices

From $681 USD
As of October 29, 2026
Save $2,651 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,332 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.31ct lab-grown round diamond

This 1.31ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492113665 or 492113665. Listed at 12 retailers as of October 26, 2026, with prices from $681 to $3,332, a $2,651 spread on the same certified stone. MOH London lists it at $3,332. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
J
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492113665
Dimensions7.10 × 7.03 × 4.33 mm
L/W Ratio1.01
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
7.10 mm7.03 mm1.31 ctJ / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492113665
Side View
Table 57.5%Crown 32.3°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.4%

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 29
Current: $3,332 USD|Low: $545 USD|High: $3,373 USD|Avg: $1,393 USD|+0.1%
MOH London
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
October 30, 2026
Retailer 9$681 USD
Retailer 2$740 USD
Retailer 13$741 USD
Retailer 12$763 USD
Retailer 3$779 USD
Retailer 10$790 USD
Retailer 8$965 USD
Retailer 4$1,268 USD
Retailer 11$1,286 USD
Retailer 6$1,767 USD
Retailer 7$2,018 USD
Retailer 14$2,221 USD
Retailer 5$2,262 USD
MOH London$3,332 USD

20 data points across 14 retailers

12 retailers$681 USD to $3,332 USD

A
Cheapest Retailer
-
$681 USD
A
Retailer 2
-
$740 USD
View
A
Retailer 3
-
$741 USD
View
A
Retailer 4
-
$763 USD
View
Final sale: no returns
A
Retailer 5
-
$779 USD
View
A
Retailer 6
-
$790 USD
View
Retailer 7
-
$790 USD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
$965 USD
View
B+
Retailer 9
-
$1,286 USD
View
B
Retailer 10
-
$2,018 USD
View
B
Retailer 11
-
$2,221 USD
View
Most Expensive
B
MOH London
LG492113665 · Oct 26
$3,332 USD
£2,624 GBP
View
11 more retailers have this diamond
Prices start from $681 USDSave up to $2,651 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
1.31ct Round
$681 USD