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Round|Natural|IGI

1.54ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 635477901

Shape and cutting style on the report: Round brilliant

Certificate IGI 635477901

Diamond specifications and retailer prices

From $2,190 CAD
As of November 6, 2026
Save $1,176 CAD (35%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,727 CAD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 635477901. Listed at 13 retailers as of November 5, 2026, with a 54% 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

1.54
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 635477901
Dimensions7.36 × 7.29 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.36 mm7.29 mm1.54 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 635477901
Side View
Table 58.0%Crown 35.7°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $2,190 CAD|Low: $2,190 CAD|High: $4,889 CAD|Avg: $3,175 CAD|-2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$2,190 CAD
Retailer 6$2,681 CAD
Retailer 2$3,003 CAD
Retailer 3$3,011 CAD
Retailer 4$3,366 CAD
Retailer 5$4,857 CAD

32 data points across 6 retailers

13 retailers$2,190 CAD to $3,366 CAD

A
Cheapest Retailer
-
$2,190 CAD
A
Retailer 2
-
$2,492 CAD
View
A
Retailer 3
-
$2,681 CAD
View
Retailer 4
-
$2,758 CAD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$2,814 CAD
View
Retailer 6
-
$2,885 CAD
View
Price last confirmed 38 days ago
A
Retailer 7
-
$2,950 CAD
View
A
Retailer 8
-
$3,003 CAD
View
A
Retailer 9
-
$3,011 CAD
View
Retailer 10
-
$3,183 CAD
View
Price last confirmed 38 days ago
A
Retailer 11
-
$3,366 CAD
View
Retailer 12
-
$4,857 CAD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
19c76719-e8be-4156-8aaf-56823ce27e86 · Sep 28
$6,727 CAD
$4,817 USD
View
Price last confirmed 39 days ago
12 more retailers have this diamond
Prices start from $2,190 CADSave up to $1,176 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
1.54ct Round
$2,190 CAD