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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG707506817

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG707506817

Diamond specifications and retailer prices

From $211 CAD
$151 USD
As of October 30, 2026
Save $1,170 CAD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,975 CAD 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 LG707506817 or 707506817. Listed at 11 retailers as of October 30, 2026, with a 555% 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
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle33.6°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707506817
Dimensions4.74 × 4.67 × 2.87 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.74 mm4.67 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG707506817
Side View
Table 65.0%Crown 33.6°Girdle: MED-THKPavilion 36.2°Culet: NoneDepth 61.5%

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: $1,975 CAD|Low: $152 CAD|High: $1,989 CAD|Avg: $650 CAD|+76.4%
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 3$211 CAD
Retailer 9$235 CAD
Retailer 8$321 CAD
Retailer 2$399 CAD
Retailer 5$424 CAD
Retailer 6$425 CAD
Retailer 10$443 CAD
Retailer 4$453 CAD
Retailer 11$573 CAD
Retailer 7$1,235 CAD
Retailer 12$1,381 CAD
MOH London$1,975 CAD

36 data points across 12 retailers

11 retailers$211 CAD to $1,381 CAD

A
Cheapest Retailer
-
$211 CAD
$151 USD
Final sale: no returns
A
Retailer 2
-
$235 CAD
$168 USD
View
A
Retailer 3
-
$321 CAD
$230 USD
View
B+
Retailer 4
-
$399 CAD
£225 GBP
View
B+
Retailer 5
-
$424 CAD
€289 EUR
View
B+
Retailer 6
-
$425 CAD
ZAR 4,917 ZAR
View
B+
Retailer 7
-
$443 CAD
$317 USD
View
B+
Retailer 8
-
$573 CAD
$410 USD
View
B
Retailer 9
-
$1,235 CAD
£696 GBP
View
B
Retailer 10
-
$1,381 CAD
$989 USD
View
Most Expensive
MOH London
LG707506817 · Oct 29
$1,975 CAD
£1,113 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $211 CADSave up to $1,170 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
0.51ct Cushion
$211 CAD