CaratHunter
Plans
Cushion|Lab Grown|IGI

1.30ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG786634349

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG786634349

Diamond specifications and retailer prices

From $450 CAD
$322 USD
As of October 29, 2026
Save $2,673 CAD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,122 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786634349 or 786634349. Listed at 18 retailers as of October 27, 2026, with prices from $450 to $3,122, a $2,673 spread on the same certified stone. Queensmith lists it at $3,122. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786634349
Dimensions7.03 × 6.28 × 3.81 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizeLarge
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
7.03 mm6.28 mm1.30 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786634349
Side View
Table 57.0%Crown 33°Girdle: STK-THKPavilion 40.6°Culet: LargeDepth 60.7%

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 29
Current: $989 CAD|Low: $432 CAD|High: $2,265 CAD|Avg: $1,138 CAD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 12$450 CAD
Retailer 7$503 CAD
Retailer 5$522 CAD
Retailer 3$559 CAD
Retailer 14$559 CAD
Retailer 13$752 CAD
Retailer 10$775 CAD
Retailer 1$989 CAD
Retailer 9$1,362 CAD
Retailer 11$1,637 CAD
Retailer 4$1,787 CAD
Retailer 2$1,795 CAD
Retailer 6$2,171 CAD
Retailer 8$2,250 CAD

44 data points across 14 retailers

18 retailers$450 CAD to $3,122 CAD

A
Cheapest Retailer
-
$450 CAD
$322 USD
A
Retailer 2
-
$503 CAD
$360 USD
View
Final sale: no returns
A
Retailer 3
-
$522 CAD
$374 USD
View
A
Retailer 4
-
$559 CAD
$400 USD
View
A
Retailer 5
-
$559 CAD
$400 USD
View
A
Retailer 6
-
$752 CAD
$538 USD
View
A
Retailer 7
-
$775 CAD
$555 USD
View
B+
Retailer 8
-
$793 CAD
$568 USD
View
B+
Retailer 9
-
$989 CAD
£558 GBP
View
B+
Retailer 10
-
$1,362 CAD
A$1,500 AUD
View
B
Retailer 11
-
$1,637 CAD
$1,172 USD
View
B
Retailer 12
-
$1,787 CAD
SGD 1,729 SGD
View
B
Retailer 13
-
$1,795 CAD
$1,285 USD
View
B
Retailer 14
-
$1,858 CAD
$1,330 USD
View
B
Retailer 15
-
$2,171 CAD
£1,224 GBP
View
B
Retailer 16
-
$2,213 CAD
$1,584 USD
View
B
Retailer 17
-
$2,250 CAD
£1,268 GBP
View
Most Expensive
B
Queensmith
LG786634349 · Oct 27
$3,122 CAD
£1,760 GBP
View
17 more retailers have this diamond
Prices start from $450 CADSave up to $2,673 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
1.30ct Cushion
$450 CAD