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Cushion|Lab Grown|IGI

0.51ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG842634197

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG842634197

Diamond specifications and retailer prices

From £209 GBP
$280 USD
As of November 1, 2026
Save £411 GBP (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £620 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842634197 or 842634197. Listed at 10 retailers as of November 1, 2026, with prices from £209 to £620, a £411 spread on the same certified stone. MOH London lists it at £620. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842634197
Dimensions4.72 × 4.62 × 3.07 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.72 mm4.62 mm0.51 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842634197
Side View
Table 63.0%Crown 34.8°Girdle: STK-VTKPavilion 39.8°Culet: NoneDepth 66.5%

Caratlytics Score

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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: Nov 1
Current: £620 GBP|Low: £209 GBP|High: £627 GBP|Avg: £357 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4£209 GBP
Retailer 6£224 GBP
Retailer 3£228 GBP
Retailer 5£246 GBP
Retailer 7£247 GBP
Retailer 2£254 GBP
Retailer 9£300 GBP
Retailer 8£421 GBP
Retailer 10£468 GBP
MOH London£620 GBP

20 data points across 10 retailers

10 retailers£209 GBP to £620 GBP

A
Cheapest Retailer
-
£209 GBP
$280 USD
Retailer 2
-
£224 GBP
A$462 AUD
View
Price last confirmed 26 days ago
A
Retailer 3
-
£228 GBP
View
A
Retailer 4
-
£246 GBP
$330 USD
View
B+
Retailer 5
-
£247 GBP
$331 USD
View
B+
Retailer 6
-
£254 GBP
€324 EUR
View
B+
Retailer 7
-
£300 GBP
$403 USD
View
B
Retailer 8
-
£421 GBP
$565 USD
View
B
Retailer 9
-
£468 GBP
$628 USD
View
Most Expensive
B
MOH London
LG842634197 · Nov 1
£620 GBP
View
9 more retailers have this diamond
Prices start from £209 GBPSave up to £411 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
0.51ct Cushion
£209 GBP