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Round|Natural|IGI

1.51ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 762582313

Shape and cutting style on the report: Round brilliant

Certificate IGI 762582313

Diamond specifications and retailer prices

From $2,948 CAD
As of November 5, 2026
Save $2,755 CAD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,990 CAD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 762582313. Listed at 13 retailers as of November 4, 2026, with a 93% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.4°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 762582313
Dimensions7.26 × 7.30 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.26 mm7.30 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 762582313
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.0%

Caratlytics Score

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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: Nov 5
Current: $4,309 CAD|Low: $2,948 CAD|High: $6,776 CAD|Avg: $4,361 CAD|-16.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$2,948 CAD
Retailer 5$3,434 CAD
Retailer 6$3,458 CAD
Retailer 8$3,563 CAD
Retailer 2$3,741 CAD
Retailer 3$3,792 CAD
Retailer 1$4,309 CAD
Retailer 9$4,415 CAD
Retailer 4$5,704 CAD

27 data points across 9 retailers

13 retailers$2,948 CAD to $5,704 CAD

A
Cheapest Retailer
-
$2,948 CAD
A
Retailer 2
-
$3,434 CAD
View
A
Retailer 3
-
$3,458 CAD
View
Retailer 4
-
$3,563 CAD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$3,741 CAD
View
A
Retailer 6
-
$3,792 CAD
View
Retailer 7
-
$3,822 CAD
View
Price last confirmed 29 days ago
Retailer 8
-
$3,822 CAD
View
Price last confirmed 25 days ago
Retailer 9
-
$3,969 CAD
View
Price last confirmed 38 days ago
A
Retailer 10
-
$4,309 CAD
View
Retailer 11
-
$4,410 CAD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
$5,704 CAD
View
Most Expensive
NZ Jewellers
b342702d-3fa6-4042-a6e4-f596b5ad42a7 · Sep 26
$7,990 CAD
$5,721 USD
View
Price last confirmed 40 days ago
12 more retailers have this diamond
Prices start from $2,948 CADSave up to $2,755 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 Round
$2,948 CAD