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Cushion|Lab Grown|IGI

0.50ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG818664550

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818664550

Diamond specifications and retailer prices

From $199 SGD
$156 USD
As of October 25, 2026
Save $474 SGD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,562 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 0.5ct lab-grown cushion diamond

This 0.5ct 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 LG818664550 or 818664550. Listed at 11 retailers as of October 25, 2026, with a 238% 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

0.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818664550
Dimensions5.71 × 4.23 × 2.70 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.71 mm4.23 mm0.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG818664550
Side View
Table 57.0%Crown 33.9°Girdle: THN-THKPavilion 35.7°CuletDepth 63.8%

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 25
Current: $1,562 SGD|Low: $87 SGD|High: $1,580 SGD|Avg: $533 SGD|-1.1%
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
October 27, 2026
Retailer 4$87 SGD
Retailer 13$169 SGD
Retailer 8$199 SGD
Retailer 2$338 SGD
Retailer 9$352 SGD
Retailer 11$363 SGD
Retailer 12$363 SGD
Retailer 6$380 SGD
Retailer 7$510 SGD
Retailer 5$674 SGD
Retailer 3$974 SGD
Retailer 10$1,191 SGD
MOH London$1,562 SGD

23 data points across 13 retailers

11 retailers$199 SGD to $674 SGD

A
Cheapest Retailer
-
$199 SGD
$156 USD
A
Retailer 2
-
$338 SGD
ZAR 4,266 ZAR
View
Retailer 3
-
$352 SGD
€262 EUR
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$363 SGD
$284 USD
View
Retailer 5
-
$363 SGD
$284 USD
View
Price last confirmed 41 days ago
B+
Retailer 6
-
$380 SGD
£234 GBP
View
B+
Retailer 7
-
$510 SGD
£314 GBP
View
B
Retailer 8
-
$674 SGD
$527 USD
View
Retailer 9
-
$974 SGD
£600 GBP
View
Price last confirmed 10 days ago
Retailer 10
-
$1,191 SGD
$932 USD
View
Price last confirmed 10 days ago
Most Expensive
MOH London
LG818664550 · Oct 26
$1,562 SGD
£962 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $199 SGDSave up to $474 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
0.50ct Cushion
$199 SGD