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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG806614874

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG806614874

Diamond specifications and retailer prices

From £119 GBP
$160 USD
As of October 31, 2026
Save £522 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £642 GBP at MOH London · As of October 29, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG806614874 or 806614874. Listed at 11 retailers as of October 29, 2026, with prices from £119 to £642, a £522 spread on the same certified stone. MOH London lists it at £642. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG806614874
Dimensions5.32 × 4.16 × 2.60 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 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG806614874
Side View
Table 65.0%Crown 33.4°Girdle: MED-THKPavilion 31.3°Culet: NoneDepth 62.5%

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 31
Current: £642 GBP|Low: £119 GBP|High: £706 GBP|Avg: £287 GBP|-9.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 5£119 GBP
Retailer 11£153 GBP
Retailer 3£179 GBP
Retailer 6£179 GBP
Retailer 4£227 GBP
Retailer 2£234 GBP
Retailer 9£247 GBP
Retailer 8£304 GBP
Retailer 10£349 GBP
Retailer 7£369 GBP
MOH London£642 GBP

29 data points across 11 retailers

11 retailers£119 GBP to £642 GBP

A
Cheapest Retailer
-
£119 GBP
$160 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
-
£179 GBP
$240 USD
View
A
Retailer 5
-
£227 GBP
View
B+
Retailer 6
-
£234 GBP
€298 EUR
View
B+
Retailer 7
-
£247 GBP
ZAR 5,336 ZAR
View
B+
Retailer 8
-
£304 GBP
$407 USD
View
B+
Retailer 9
-
£349 GBP
A$719 AUD
View
B+
Retailer 10
-
£369 GBP
SGD 668 SGD
View
Most Expensive
B
MOH London
LG806614874 · Oct 29
£642 GBP
View
10 more retailers have this diamond
Prices start from £119 GBPSave up to £522 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
£119 GBP