Cushion|Lab Grown|IGI

0.51ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG806628776

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG806628776

Diamond specifications and retailer prices

From £122 GBP
$163 USD
As of October 30, 2026
Save £251 GBP (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £658 GBP at MOH London · As of October 21, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG806628776 or 806628776. Listed at 12 retailers as of October 30, 2026, with a 206% 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

0.51
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG806628776
Dimensions5.32 × 4.16 × 2.71 mm
L/W Ratio1.28
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
5.32 mm4.16 mm0.51 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG806628776
Side View
Table 68.0%Crown 39.8°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 65.1%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £658 GBP|Low: £122 GBP|High: £717 GBP|Avg: £294 GBP|-8.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2£122 GBP
Retailer 8£153 GBP
Retailer 3£179 GBP
Retailer 4£183 GBP
Retailer 5£232 GBP
Retailer 10£241 GBP
Retailer 9£249 GBP
Retailer 7£305 GBP
Retailer 11£353 GBP
Retailer 6£372 GBP
MOH London£658 GBP

28 data points across 11 retailers

12 retailers£122 GBP to £372 GBP

A+
Cheapest Retailer
-
£122 GBP
$163 USD
Final sale: no returns
A
Retailer 2
-
£153 GBP
HK$1,600 HKD
View
A
Retailer 3
-
£179 GBP
$240 USD
View
A
Retailer 4
-
£183 GBP
$245 USD
View
A
Retailer 5
-
£232 GBP
View
A
Retailer 6
-
£241 GBP
€308 EUR
View
A
Retailer 7
-
£249 GBP
ZAR 5,392 ZAR
View
B+
Retailer 8
-
£254 GBP
$340 USD
View
B+
Retailer 9
-
£305 GBP
$409 USD
View
B+
Retailer 10
-
£353 GBP
A$727 AUD
View
B+
Retailer 11
-
£372 GBP
SGD 674 SGD
View
Most Expensive
MOH London
LG806628776 · Oct 21
£658 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from £122 GBPSave up to £251 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
£122 GBP