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Cushion|Lab Grown|IGI

1.65ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG809691799

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG809691799

Diamond specifications and retailer prices

From $354 CAD
$253 USD
As of October 28, 2026
Save $1,243 CAD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,597 CAD at Brilliance · As of October 28, 2026
View at Brilliance

About this 1.65ct lab-grown cushion diamond

This 1.65ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809691799 or 809691799. Listed at 14 retailers as of October 28, 2026, with prices from $354 to $1,597, a $1,243 spread on the same certified stone. Brilliance lists it at $1,597. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809691799
Dimensions8.38 × 6.07 × 4.06 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm6.07 mm1.65 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809691799
Side View
Table 60.0%Crown 36.1°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 66.9%

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 28
Current: $1,597 CAD|Low: $354 CAD|High: $1,652 CAD|Avg: $957 CAD|-3.3%
Brilliance
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 29, 2026
Retailer 12$354 CAD
Retailer 9$393 CAD
Retailer 3$668 CAD
Retailer 7$675 CAD
Retailer 2$731 CAD
Retailer 11$844 CAD
Retailer 10$859 CAD
Retailer 8$917 CAD
Retailer 4$1,278 CAD
Retailer 13$1,336 CAD
Retailer 5$1,551 CAD
Retailer 6$1,582 CAD
Brilliance$1,597 CAD

41 data points across 13 retailers

14 retailers$354 CAD to $1,597 CAD

A
Cheapest Retailer
-
$354 CAD
$253 USD
Final sale: no returns
A
Retailer 2
-
$393 CAD
$281 USD
View
B+
Retailer 3
-
$668 CAD
$477 USD
View
A
Retailer 4
-
$675 CAD
ZAR 7,788 ZAR
View
A
Retailer 5
-
$731 CAD
£411 GBP
View
A
Retailer 6
-
$844 CAD
$603 USD
View
A
Retailer 7
-
$859 CAD
$614 USD
View
A
Retailer 8
-
$917 CAD
A$1,008 AUD
View
B+
Retailer 9
-
$1,278 CAD
SGD 1,234 SGD
View
B+
Retailer 10
-
$1,336 CAD
$955 USD
View
B
Retailer 11
-
$1,540 CAD
$1,100 USD
View
Retailer 12
-
$1,551 CAD
A$1,705 AUD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$1,582 CAD
£890 GBP
View
Most Expensive
B
Brilliance
D42940830 · Oct 28
$1,597 CAD
$1,141 USD
View
13 more retailers have this diamond
Prices start from $354 CADSave up to $1,243 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
1.65ct Cushion
$354 CAD