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Cushion|Lab Grown|IGI

1.51ct H VVS1 Cushion Lab Grown Diamond

ID • H/VVS1 • IGI LG828683286

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828683286

Diamond specifications and retailer prices

From £185 GBP
As of November 4, 2026
Save £635 GBP (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £820 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828683286 or 828683286. Listed at 9 retailers as of November 4, 2026, with prices from £185 to £820, a £635 spread on the same certified stone. MOH London lists it at £820. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828683286
Dimensions8.33 × 5.92 × 4.01 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm5.92 mm1.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828683286
Side View
Table 61.0%Crown 37.3°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £820 GBP|Low: £185 GBP|High: £832 GBP|Avg: £428 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5£185 GBP
Retailer 6£205 GBP
Retailer 2£221 GBP
Retailer 7£350 GBP
Retailer 4£354 GBP
Retailer 8£415 GBP
Retailer 3£478 GBP
Retailer 9£698 GBP
MOH London£820 GBP

31 data points across 9 retailers

9 retailers£185 GBP to £820 GBP

A
Cheapest Retailer
-
£185 GBP
Final sale: no returns
Retailer 2
-
£205 GBP
View
Price last confirmed 11 days ago
A
Retailer 3
-
£221 GBP
View
A
Retailer 4
-
£350 GBP
View
A
Retailer 5
-
£354 GBP
View
A
Retailer 6
-
£415 GBP
View
A
Retailer 7
-
£478 GBP
View
B+
Retailer 8
-
£698 GBP
View
Most Expensive
B+
MOH London
LG828683286 · Nov 5
£820 GBP
View
8 more retailers have this diamond
Prices start from £185 GBPSave up to £635 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 Cushion
£185 GBP