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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 £508 GBP
$681 USD
As of October 29, 2026
Save £1,979 GBP (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,487 GBP 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 £508 to £2,487, a £1,979 spread on the same certified stone. MOH London lists it at £2,487. 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
Colour
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,487 GBP|Low: £407 GBP|High: £2,517 GBP|Avg: £1,040 GBP|+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£508 GBP
Retailer 2£552 GBP
Retailer 13£553 GBP
Retailer 12£569 GBP
Retailer 3£581 GBP
Retailer 10£590 GBP
Retailer 8£720 GBP
Retailer 4£946 GBP
Retailer 11£960 GBP
Retailer 6£1,319 GBP
Retailer 7£1,506 GBP
Retailer 14£1,658 GBP
Retailer 5£1,688 GBP
MOH London£2,487 GBP

20 data points across 14 retailers

12 retailers£508 GBP to £2,487 GBP

A
Cheapest Retailer
-
£508 GBP
$681 USD
A
Retailer 2
-
£552 GBP
$740 USD
View
A
Retailer 3
-
£553 GBP
$741 USD
View
A
Retailer 4
-
£569 GBP
$763 USD
View
Final sale: no returns
A
Retailer 5
-
£581 GBP
$779 USD
View
A
Retailer 6
-
£590 GBP
$790 USD
View
Retailer 7
-
£590 GBP
$790 USD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
£720 GBP
$965 USD
View
B+
Retailer 9
-
£960 GBP
$1,286 USD
View
B
Retailer 10
-
£1,506 GBP
$2,018 USD
View
B
Retailer 11
-
£1,658 GBP
$2,221 USD
View
Most Expensive
B
MOH London
LG492113665 · Oct 26
£2,487 GBP
View
11 more retailers have this diamond
Prices start from £508 GBPSave up to £1,979 GBP

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
£508 GBP