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Cushion|Lab Grown|IGI

1.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG807689860

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG807689860

Diamond specifications and retailer prices

From $341 CAD
$244 USD
As of October 30, 2026
Save $1,894 CAD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,235 CAD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct 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 LG807689860 or 807689860. Listed at 19 retailers as of October 30, 2026, with prices from $341 to $2,235, a $1,894 spread on the same certified stone. Brilliant Earth lists it at $2,235. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807689860
Dimensions7.80 × 5.81 × 3.90 mm
L/W Ratio1.34
Girdle conditionFaceted
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
7.80 mm5.81 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807689860
Side View
Table 59.0%Crown 32.3°Girdle: STK-THKPavilion 31.6°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,235 CAD|Low: $341 CAD|High: $2,850 CAD|Avg: $1,049 CAD|-21.6%
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
Retailer 17
Retailer 18
November 1, 2026
Retailer 5$341 CAD
Retailer 6$379 CAD
Retailer 7$423 CAD
Retailer 11$626 CAD
Retailer 15$650 CAD
Retailer 2$697 CAD
Retailer 8$722 CAD
Retailer 9$733 CAD
Retailer 16$883 CAD
Retailer 13$988 CAD
Retailer 4$1,219 CAD
Retailer 10$1,290 CAD
Retailer 12$1,379 CAD
Retailer 14$1,398 CAD
Retailer 17$1,524 CAD
Retailer 18$1,544 CAD
Retailer 3$1,749 CAD
Brilliant Earth$2,235 CAD

41 data points across 18 retailers

19 retailers$341 CAD to $2,235 CAD

A
Cheapest Retailer
-
$341 CAD
$244 USD
Final sale: no returns
A
Retailer 2
-
$379 CAD
$271 USD
View
Retailer 3
-
$423 CAD
£239 GBP
View
Price last confirmed 16 days ago
B+
Retailer 4
-
$506 CAD
$362 USD
View
A
Retailer 5
-
$626 CAD
€427 EUR
View
A
Retailer 6
-
$650 CAD
ZAR 7,516 ZAR
View
A
Retailer 7
-
$697 CAD
£393 GBP
View
A
Retailer 8
-
$722 CAD
$517 USD
View
A
Retailer 9
-
$733 CAD
$525 USD
View
A
Retailer 10
-
$883 CAD
A$973 AUD
View
B+
Retailer 11
-
$988 CAD
$707 USD
View
B+
Retailer 12
-
$1,219 CAD
SGD 1,179 SGD
View
B+
Retailer 13
-
$1,290 CAD
$923 USD
View
B+
Retailer 14
-
$1,379 CAD
$987 USD
View
B+
Retailer 15
-
$1,398 CAD
A$1,540 AUD
View
B+
Retailer 16
-
$1,524 CAD
£859 GBP
View
Retailer 17
-
$1,544 CAD
$1,105 USD
View
Price last confirmed 14 days ago
B
Retailer 18
-
$1,749 CAD
$1,252 USD
View
Most Expensive
B
Brilliant Earth
22184109A · Oct 31
$2,235 CAD
$1,600 USD
View
18 more retailers have this diamond
Prices start from $341 CADSave up to $1,894 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
1.51ct Cushion
$341 CAD