CaratHunter
Plans
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 30, 2026
Save €724 EUR (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,137 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 30, 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
Color
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 30
Current: €1,137 EUR|Low: €122 EUR|High: €1,144 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 31, 2026
Retailer 4€122 EUR
Retailer 11€144 EUR
Retailer 10€183 EUR
Retailer 8€201 EUR
Retailer 7€245 EUR
Retailer 2€246 EUR
Retailer 12€277 EUR
Retailer 5€278 EUR
Retailer 6€327 EUR
Retailer 9€329 EUR
Retailer 3€339 EUR
MOH London€1,137 EUR

40 data points across 12 retailers

18 retailers€122 EUR to €846 EUR

A
Cheapest Retailer
-
€122 EUR
$136 USD
Final sale: no returns
A
Retailer 2
-
€160 EUR
HK$1,400 HKD
View
A
Retailer 3
-
€183 EUR
$205 USD
View
A
Retailer 4
-
€201 EUR
$225 USD
View
A
Retailer 5
-
€238 EUR
View
A
Retailer 6
-
€245 EUR
ZAR 4,415 ZAR
View
A
Retailer 7
-
€246 EUR
View
B+
Retailer 8
-
€277 EUR
$310 USD
View
B+
Retailer 9
-
€278 EUR
£244 GBP
View
B+
Retailer 10
-
€327 EUR
£288 GBP
View
B
Retailer 11
-
€329 EUR
$368 USD
View
B
Retailer 12
-
€339 EUR
$379 USD
View
B+
Retailer 13
-
€377 EUR
SGD 569 SGD
View
B
Retailer 14
-
€411 EUR
$459 USD
View
B
Retailer 15
-
€486 EUR
$543 USD
View
B
Retailer 16
-
€709 EUR
£624 GBP
View
B
Retailer 17
-
€846 EUR
$945 USD
View
Most Expensive
MOH London
LG742532523 · Oct 29
€1,137 EUR
£1,000 GBP
View
Price under review
17 more retailers have this diamond
Prices start from €122 EURSave up to €724 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