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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG742532523

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG742532523

Diamond specifications and retailer prices

From €122 EUR
$136 USD
As of October 29, 2026
Save €726 EUR (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,141 EUR 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 LG742532523 or 742532523. Listed at 18 retailers as of October 28, 2026, with a 595% 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
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742532523
Dimensions5.40 × 4.08 × 2.57 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.40 mm4.08 mm0.51 ctD / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG742532523
Side View
Table 61.0%Crown 37.3°Girdle: STK-VTKPavilion 32.3°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
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 29
Current: €1,141 EUR|Low: €122 EUR|High: €1,148 EUR|Avg: €329 EUR|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4€122 EUR
Retailer 11€145 EUR
Retailer 10€184 EUR
Retailer 8€202 EUR
Retailer 2€241 EUR
Retailer 7€245 EUR
Retailer 12€278 EUR
Retailer 5€280 EUR
Retailer 6€328 EUR
Retailer 9€331 EUR
Retailer 3€340 EUR
MOH London€1,141 EUR

39 data points across 12 retailers

18 retailers€122 EUR to €849 EUR

A
Cheapest Retailer
-
€122 EUR
$136 USD
Final sale: no returns
A
Retailer 2
-
€161 EUR
HK$1,400 HKD
View
A
Retailer 3
-
€184 EUR
$205 USD
View
A
Retailer 4
-
€202 EUR
$225 USD
View
A
Retailer 5
-
€241 EUR
View
A
Retailer 6
-
€245 EUR
ZAR 4,415 ZAR
View
A
Retailer 7
-
€247 EUR
View
B+
Retailer 8
-
€278 EUR
$310 USD
View
B+
Retailer 9
-
€280 EUR
£246 GBP
View
B+
Retailer 10
-
€328 EUR
£288 GBP
View
B
Retailer 11
-
€331 EUR
$368 USD
View
B+
Retailer 12
-
€340 EUR
$379 USD
View
B+
Retailer 13
-
€378 EUR
SGD 569 SGD
View
B
Retailer 14
-
€412 EUR
$459 USD
View
B
Retailer 15
-
€488 EUR
$543 USD
View
B
Retailer 16
-
€712 EUR
£624 GBP
View
B
Retailer 17
-
€849 EUR
$945 USD
View
Most Expensive
B
MOH London
LG742532523 · Oct 29
€1,141 EUR
£1,000 GBP
View
Price under review
17 more retailers have this diamond
Prices start from €122 EURSave up to €726 EUR

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 EUR