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Cushion|Lab Grown|IGI

0.51ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG829611299

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG829611299

Diamond specifications and retailer prices

From £124 GBP
HK$1,300 HKD
As of November 1, 2026
Save £249 GBP (67%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £859 GBP at MOH London · As of October 25, 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 LG829611299 or 829611299. Listed at 13 retailers as of October 27, 2026, with a 201% 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
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.6°
Pavilion angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829611299
Dimensions5.76 × 4.05 × 2.63 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.76 mm4.05 mm0.51 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG829611299
Side View
Table 68.0%Crown 35.6°Girdle: MED-THKPavilion 29.6°Culet: NoneDepth 64.9%

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: £859 GBP|Low: £124 GBP|High: £874 GBP|Avg: £307 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 5£124 GBP
Retailer 8£164 GBP
Retailer 12£183 GBP
Retailer 2£183 GBP
Retailer 14£197 GBP
Retailer 13£203 GBP
Retailer 10£205 GBP
Retailer 7£241 GBP
Retailer 11£281 GBP
Retailer 4£289 GBP
Retailer 9£300 GBP
Retailer 3£373 GBP
Retailer 6£545 GBP
MOH London£859 GBP

41 data points across 14 retailers

13 retailers£124 GBP to £373 GBP

A
Cheapest Retailer
-
£124 GBP
HK$1,300 HKD
A
Retailer 2
-
£164 GBP
$220 USD
View
Retailer 3
-
£183 GBP
ZAR 3,963 ZAR
View
Price last confirmed 10 days ago
A
Retailer 4
-
£183 GBP
€234 EUR
View
Retailer 5
-
£203 GBP
$273 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£205 GBP
View
B+
Retailer 7
-
£241 GBP
$323 USD
View
B+
Retailer 8
-
£281 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
£289 GBP
SGD 524 SGD
View
B+
Retailer 10
-
£300 GBP
$403 USD
View
B+
Retailer 11
-
£373 GBP
$501 USD
View
Retailer 12
-
£545 GBP
View
Price last confirmed 17 days ago
Most Expensive
MOH London
LG829611299 · Oct 25
£859 GBP
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from £124 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
0.51ct Cushion
£124 GBP