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Round|Lab Grown|IGI

1.51ct K VS1 Round Lab Grown Diamond

ID • K/VS1 • IGI LG492123582

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123582

Diamond specifications and retailer prices

From $3,031 CAD
As of November 5, 2026
Save $3,452 CAD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $9,514 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round 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 LG492123582 or 492123582. Listed at 10 retailers as of November 3, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123582
Dimensions7.41 × 7.43 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.41 mm7.43 mm1.51 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123582
Side View
Table 53.5%Crown 34.5°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,514 CAD|Low: $2,911 CAD|High: $9,668 CAD|Avg: $5,359 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$3,031 CAD
Retailer 9$3,297 CAD
Retailer 7$3,517 CAD
Retailer 4$3,750 CAD
Retailer 11$4,440 CAD
Retailer 10$4,834 CAD
Retailer 8$5,493 CAD
Retailer 5$5,511 CAD
Retailer 2$6,483 CAD
Retailer 3$7,868 CAD
MOH London$9,514 CAD

21 data points across 11 retailers

10 retailers$3,031 CAD to $6,483 CAD

B+
Cheapest Retailer
-
$3,031 CAD
B
Retailer 2
-
$3,297 CAD
View
B
Retailer 3
-
$3,517 CAD
View
Retailer 4
-
$3,517 CAD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$3,750 CAD
View
B
Retailer 6
-
$4,834 CAD
View
B
Retailer 7
-
$5,493 CAD
View
B
Retailer 8
-
$5,511 CAD
View
B
Retailer 9
-
$6,483 CAD
View
Most Expensive
MOH London
LG492123582 · Nov 5
$9,514 CAD
£5,364 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $3,031 CADSave up to $3,452 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 Round
$3,031 CAD