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Cushion|Lab Grown|IGI

1.51ct K VS1 Cushion Lab Grown Diamond

ID • K/VS1 • IGI LG821673225

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG821673225

Diamond specifications and retailer prices

From $1,952 CAD
As of November 4, 2026
Save $2,050 CAD (51%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,002 CAD at Frank Darling · As of November 6, 2026
View at Frank Darling

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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821673225 or 821673225. Listed at 4 retailers as of November 4, 2026, with prices from $1,952 to $4,002, a $2,050 spread on the same certified stone. Frank Darling lists it at $4,002. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821673225
Dimensions9.15 × 5.97 × 3.79 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Brown
Top View
9.15 mm5.97 mm1.51 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821673225
Side View
Table 53.0%Crown 38°Girdle: MED-THKPavilion 42°Culet: LargeDepth 63.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $4,002 CAD|Low: $1,134 CAD|High: $4,535 CAD|Avg: $2,638 CAD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$1,134 CAD
Retailer 6$1,724 CAD
Retailer 3$1,952 CAD
Retailer 2$2,201 CAD
Retailer 5$3,296 CAD
Frank Darling$4,002 CAD
Retailer 4$4,535 CAD

13 data points across 7 retailers

4 retailers$1,952 CAD to $4,002 CAD

Retailer 1
-
$1,134 CAD
Price last confirmed 63 days ago
B
Retailer 2
-
$1,952 CAD
View
B
Retailer 3
-
$2,201 CAD
View
Most Expensive
C
Frank Darling
LGO942129JA · Nov 6
$4,002 CAD
$2,845 USD
View
3 more retailers have this diamond
Prices start from $1,952 CADSave up to $2,050 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.

B
1.51ct Cushion
$1,952 CAD