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Round|Lab Grown|IGI

1.09ct J VVS2 Round Lab Grown Diamond

ID • J/VVS2 • IGI LG549283544

Shape and cutting style on the report: Round brilliant

Certificate IGI LG549283544

Diamond specifications and retailer prices

From £243 GBP
$325 USD
As of October 30, 2026
Save £249 GBP (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £659 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG549283544 or 549283544. Listed at 4 retailers as of October 29, 2026, with a 103% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549283544
Dimensions6.57 × 6.61 × 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
6.57 mm6.61 mm1.09 ctJ / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549283544
Side View
Table 56.5%Crown 35.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £659 GBP|Low: £190 GBP|High: £679 GBP|Avg: £503 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 21, 2026
Retailer 3£243 GBP
Retailer 2£257 GBP
Retailer 5£470 GBP
Retailer 4£492 GBP
MOH London£659 GBP
Retailer 6£679 GBP
Retailer 7£679 GBP

11 data points across 7 retailers

4 retailers£243 GBP to £492 GBP

A
Cheapest Retailer
-
£243 GBP
$325 USD
A
Retailer 2
-
£257 GBP
$344 USD
View
B+
Retailer 3
-
£492 GBP
$659 USD
View
Most Expensive
MOH London
LG549283544 · Oct 21
£659 GBP
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from £243 GBPSave up to £249 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
1.09ct Round
£243 GBP