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 $218 CAD
$156 USD
As of October 25, 2026
Save $518 CAD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,707 CAD 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
Color
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: $1,707 CAD|Low: $96 CAD|High: $1,726 CAD|Avg: $578 CAD|-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$96 CAD
Retailer 13$184 CAD
Retailer 8$218 CAD
Retailer 2$369 CAD
Retailer 9$384 CAD
Retailer 11$397 CAD
Retailer 12$397 CAD
Retailer 6$416 CAD
Retailer 7$557 CAD
Retailer 5$736 CAD
Retailer 3$1,064 CAD
Retailer 10$1,301 CAD
MOH London$1,707 CAD

24 data points across 13 retailers

11 retailers$218 CAD to $736 CAD

A
Cheapest Retailer
-
$218 CAD
$156 USD
A
Retailer 2
-
$369 CAD
ZAR 4,266 ZAR
View
Retailer 3
-
$384 CAD
€262 EUR
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$397 CAD
$284 USD
View
Retailer 5
-
$397 CAD
$284 USD
View
Price last confirmed 40 days ago
B+
Retailer 6
-
$416 CAD
£234 GBP
View
B+
Retailer 7
-
$557 CAD
£314 GBP
View
B
Retailer 8
-
$736 CAD
$527 USD
View
Retailer 9
-
$1,064 CAD
£600 GBP
View
Price last confirmed 8 days ago
Retailer 10
-
$1,301 CAD
$932 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
LG818664550 · Oct 26
$1,707 CAD
£962 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $218 CADSave up to $518 CAD

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
$218 CAD