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Round|Natural|GIA

1.51ct H I1 Round Natural Diamond

EX • H/I1 • GIA 5513587675

Certificate GIA 5513587675

Diamond specifications and retailer prices

From $7,138 CAD
$5,110 USD
As of November 1, 2026
Save $8,497 CAD (54%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $15,636 CAD at NZ Jewellers · As of October 30, 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 GIA 5513587675. Listed at 11 retailers as of October 30, 2026, with prices from $7,138 to $15,636, a $8,497 spread on the same certified stone. NZ Jewellers lists it at $15,636. 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 angle31.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5513587675
Dimensions7.46 × 7.40 × 4.51 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
7.46 mm7.40 mm1.51 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5513587675
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.6%

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 1
Current: $15,636 CAD|Low: $7,138 CAD|High: $15,636 CAD|Avg: $9,450 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 6$7,138 CAD
Retailer 8$7,387 CAD
Retailer 12$7,441 CAD
Retailer 7$8,469 CAD
Retailer 9$8,469 CAD
Retailer 11$8,469 CAD
Retailer 3$9,429 CAD
Retailer 4$9,429 CAD
Retailer 5$9,750 CAD
Retailer 10$9,773 CAD
Retailer 2$10,169 CAD
Retailer 13$11,145 CAD
NZ Jewellers$15,636 CAD

21 data points across 13 retailers

11 retailers$7,138 CAD to $15,636 CAD

B+
Cheapest Retailer
-
$7,138 CAD
$5,110 USD
B+
Retailer 2
-
$7,387 CAD
$5,288 USD
View
B
Retailer 3
-
$8,469 CAD
$6,063 USD
View
B
Retailer 4
-
$8,469 CAD
$6,063 USD
View
B
Retailer 5
-
$8,469 CAD
$6,063 USD
View
B
Retailer 6
-
$9,429 CAD
$6,750 USD
View
B
Retailer 7
-
$9,429 CAD
$6,750 USD
View
B
Retailer 8
-
$9,750 CAD
$6,980 USD
View
B
Retailer 9
-
$9,773 CAD
$6,996 USD
View
B
Retailer 10
-
$10,169 CAD
€6,933 EUR
View
Most Expensive
B
NZ Jewellers
47719a08-0a63-4386-9ef9-de956c3aea11 · Oct 30
$15,636 CAD
$11,193 USD
View
10 more retailers have this diamond
Prices start from $7,138 CADSave up to $8,497 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
$7,138 CAD