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Round|Lab Grown|IGI

1.51ct J VVS1 Round Lab Grown Diamond

ID • J/VVS1 • IGI LG549283583

Shape and cutting style on the report: Round brilliant

Certificate IGI LG549283583

Diamond specifications and retailer prices

From £305 GBP
$408 USD
As of October 30, 2026
Save £509 GBP (63%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £813 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG549283583 or 549283583. Listed at 4 retailers as of October 26, 2026, with prices from £305 to £813, a £509 spread on the same certified stone. MOH London lists it at £813. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549283583
Dimensions7.31 × 7.35 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
7.31 mm7.35 mm1.51 ctJ / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549283583
Side View
Table 56.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
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 30
Current: £813 GBP|Low: £235 GBP|High: £1,388 GBP|Avg: £838 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 26, 2026
Retailer 3£305 GBP
Retailer 4£355 GBP
Retailer 2£598 GBP
MOH London£813 GBP
Retailer 5£851 GBP
Retailer 6£1,388 GBP
Retailer 7£1,388 GBP

11 data points across 7 retailers

4 retailers£305 GBP to £813 GBP

B+
Cheapest Retailer
-
£305 GBP
$408 USD
A
Retailer 2
-
£355 GBP
$476 USD
View
A
Retailer 3
-
£598 GBP
$802 USD
View
Most Expensive
A
MOH London
LG549283583 · Oct 26
£813 GBP
View
3 more retailers have this diamond
Prices start from £305 GBPSave up to £509 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
1.51ct Round
£305 GBP