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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 $174 SGD
$136 USD
As of October 30, 2026
Save $1,034 SGD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,624 SGD 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
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

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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: Oct 30
Current: $1,624 SGD|Low: $174 SGD|High: $1,633 SGD|Avg: $468 SGD|+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 30, 2026
Retailer 4$174 SGD
Retailer 11$206 SGD
Retailer 10$262 SGD
Retailer 8$288 SGD
Retailer 7$349 SGD
Retailer 5$354 SGD
Retailer 12$396 SGD
Retailer 2$400 SGD
Retailer 6$467 SGD
Retailer 9$470 SGD
Retailer 3$485 SGD
MOH London$1,624 SGD

40 data points across 12 retailers

18 retailers$174 SGD to $1,208 SGD

A
Cheapest Retailer
-
$174 SGD
$136 USD
Final sale: no returns
A
Retailer 2
-
$229 SGD
HK$1,400 HKD
View
A
Retailer 3
-
$262 SGD
$205 USD
View
A
Retailer 4
-
$288 SGD
$225 USD
View
A
Retailer 5
-
$344 SGD
€256 EUR
View
A
Retailer 6
-
$349 SGD
ZAR 4,415 ZAR
View
A
Retailer 7
-
$354 SGD
€264 EUR
View
B+
Retailer 8
-
$396 SGD
$310 USD
View
B+
Retailer 9
-
$400 SGD
£246 GBP
View
B+
Retailer 10
-
$467 SGD
£288 GBP
View
B
Retailer 11
-
$470 SGD
$368 USD
View
B
Retailer 12
-
$485 SGD
$379 USD
View
B+
Retailer 13
-
$538 SGD
View
B
Retailer 14
-
$587 SGD
$459 USD
View
B
Retailer 15
-
$694 SGD
$543 USD
View
B
Retailer 16
-
$1,013 SGD
£624 GBP
View
B
Retailer 17
-
$1,208 SGD
$945 USD
View
Most Expensive
MOH London
LG742532523 · Oct 29
$1,624 SGD
£1,000 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $174 SGDSave up to $1,034 SGD

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
$174 SGD