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Round|Lab Grown|IGI

1.12ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG549283909

Shape and cutting style on the report: Round brilliant

Certificate IGI LG549283909

Diamond specifications and retailer prices

From £240 GBP
$320 USD
As of October 29, 2026
Save £430 GBP (64%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £670 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.12ct lab-grown round diamond

This 1.12ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG549283909 or 549283909. Listed at 4 retailers as of October 29, 2026, with prices from £240 to £670, a £430 spread on the same certified stone. MOH London lists it at £670. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.12
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549283909
Dimensions6.68 × 6.72 × 4.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
6.68 mm6.72 mm1.12 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549283909
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £670 GBP|Low: £194 GBP|High: £683 GBP|Avg: £501 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 4£240 GBP
Retailer 3£261 GBP
Retailer 5£458 GBP
Retailer 2£500 GBP
MOH London£670 GBP
Retailer 6£683 GBP
Retailer 7£683 GBP

10 data points across 7 retailers

4 retailers£240 GBP to £670 GBP

A
Cheapest Retailer
-
£240 GBP
$320 USD
A
Retailer 2
-
£261 GBP
$348 USD
View
A
Retailer 3
-
£500 GBP
$666 USD
View
Most Expensive
B+
MOH London
LG549283909 · Oct 29
£670 GBP
View
3 more retailers have this diamond
Prices start from £240 GBPSave up to £430 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
1.12ct Round
£240 GBP