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Round|Natural|IGI

1.51ct H I1 Round Natural Diamond

EX • H/I1 • IGI 743559100

Shape and cutting style on the report: Round brilliant

Certificate IGI 743559100

Diamond specifications and retailer prices

From $2,700 CAD
₹184,049 INR
As of October 30, 2026
Save $1,937 CAD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,760 CAD at NZ Jewellers · As of October 23, 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 H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 743559100. Listed at 10 retailers as of October 30, 2026, with a 72% 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
H
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 743559100
Dimensions7.37 × 7.33 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.37 mm7.33 mm1.51 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743559100
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $7,760 CAD|Low: $2,699 CAD|High: $7,760 CAD|Avg: $3,967 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 4$2,700 CAD
Retailer 7$3,017 CAD
Retailer 3$3,025 CAD
Retailer 2$3,418 CAD
Retailer 9$3,427 CAD
Retailer 8$3,712 CAD
Retailer 6$4,283 CAD
Retailer 5$4,636 CAD
NZ Jewellers$7,760 CAD

35 data points across 9 retailers

10 retailers$2,700 CAD to $4,636 CAD

A
Cheapest Retailer
-
$2,700 CAD
₹184,049 INR
Retailer 2
-
$3,017 CAD
$2,160 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$3,025 CAD
$2,166 USD
View
A
Retailer 4
-
$3,418 CAD
$2,447 USD
View
B+
Retailer 5
-
$3,427 CAD
$2,453 USD
View
Final sale: no returns
A
Retailer 6
-
$3,712 CAD
$2,657 USD
View
Retailer 7
-
$3,854 CAD
$2,759 USD
View
Price last confirmed 17 days ago
Retailer 8
-
$4,283 CAD
$3,066 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$4,636 CAD
€3,161 EUR
View
Most Expensive
NZ Jewellers
9ee3b73f-da5f-4730-98eb-540b96530d04 · Oct 23
$7,760 CAD
$5,555 USD
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from $2,700 CADSave up to $1,937 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
$2,700 CAD