Cushion|Lab Grown|IGI

1.30ct D VVS1 Cushion Lab Grown Diamond

VG • D/VVS1 • IGI LG817678140

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817678140

Diamond specifications and retailer prices

From $647 CAD
€441 EUR
As of October 27, 2026
Save $1,770 CAD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,417 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG817678140 or 817678140. Listed at 13 retailers as of October 27, 2026, with prices from $647 to $2,417, a $1,770 spread on the same certified stone. Brilliant Earth lists it at $2,417. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.30
Carat
D
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817678140
Dimensions7.20 × 5.59 × 3.85 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.20 mm5.59 mm1.30 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817678140
Side View
Table 66.0%Crown 39.6°Girdle: MED-STKPavilion 37°Culet: NoneDepth 68.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $2,417 CAD|Low: $309 CAD|High: $2,486 CAD|Avg: $1,056 CAD|-1.7%
Brilliant Earth
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
Retailer 15
Retailer 16
October 25, 2026
Retailer 13$314 CAD
Retailer 6$475 CAD
Retailer 3$598 CAD
Retailer 10$625 CAD
Retailer 2$647 CAD
Retailer 5$802 CAD
Retailer 4$864 CAD
Retailer 12$916 CAD
Retailer 15$1,137 CAD
Retailer 11$1,186 CAD
Retailer 14$1,198 CAD
Retailer 8$1,341 CAD
Retailer 7$1,548 CAD
Retailer 9$1,643 CAD
Retailer 16$1,739 CAD
Brilliant Earth$2,417 CAD

37 data points across 16 retailers

13 retailers$647 CAD to $2,417 CAD

Retailer 1
-
$475 CAD
$340 USD
Price last confirmed 13 days ago
Retailer 2
-
$598 CAD
ZAR 6,911 ZAR
View
Price last confirmed 13 days ago
Retailer 3
-
$625 CAD
£352 GBP
View
Price last confirmed 10 days ago
A
Retailer 4
-
$647 CAD
€441 EUR
View
Retailer 5
-
$802 CAD
$574 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$864 CAD
A$952 AUD
View
Price last confirmed 13 days ago
Retailer 7
-
$916 CAD
$656 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$1,137 CAD
SGD 1,100 SGD
View
Price last confirmed 10 days ago
Retailer 9
-
$1,198 CAD
$858 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$1,548 CAD
A$1,705 AUD
View
Price last confirmed 28 days ago
Retailer 11
-
$1,643 CAD
£926 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
$1,739 CAD
$1,245 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20777286A · Oct 28
$2,417 CAD
$1,730 USD
View
12 more retailers have this diamond
Prices start from $647 CADSave up to $1,770 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
$647 CAD