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Heart|Natural|GIA

1.51ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 5536874543

Certificate GIA 5536874543

Diamond specifications and retailer prices

From $4,308 CAD
₹293,716 INR
As of November 1, 2026
Save $5,576 CAD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,884 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5536874543. Listed at 19 retailers as of October 30, 2026, with prices from $4,308 to $9,884, a $5,576 spread on the same certified stone. NZ Jewellers lists it at $9,884. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5536874543
Dimensions7.80 × 6.95 × 4.69 mm
L/W Ratio1.12
Top View
7.80 mm6.95 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5536874543
Side View
Table 60.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 60.0%

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: Nov 1
Current: $9,884 CAD|Low: $4,298 CAD|High: $9,884 CAD|Avg: $6,051 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 14$4,308 CAD
Retailer 8$4,508 CAD
Retailer 17$4,914 CAD
Retailer 10$4,991 CAD
Retailer 3$5,293 CAD
Retailer 2$5,345 CAD
Retailer 5$5,406 CAD
Retailer 6$5,673 CAD
Retailer 9$5,673 CAD
Retailer 19$5,673 CAD
Retailer 13$5,803 CAD
Retailer 7$5,879 CAD
Retailer 12$6,004 CAD
Retailer 18$6,016 CAD
Retailer 20$6,258 CAD
Retailer 11$6,275 CAD
Retailer 4$6,546 CAD
Retailer 15$6,973 CAD
Retailer 16$9,500 CAD
NZ Jewellers$9,884 CAD

24 data points across 20 retailers

19 retailers$4,308 CAD to $9,884 CAD

A
Cheapest Retailer
-
$4,308 CAD
₹293,716 INR
A
Retailer 2
-
$4,508 CAD
$3,227 USD
View
Final sale: no returns
A
Retailer 3
-
$4,844 CAD
$3,468 USD
View
A
Retailer 4
-
$4,914 CAD
$3,518 USD
View
A
Retailer 5
-
$4,991 CAD
$3,573 USD
View
A
Retailer 6
-
$5,293 CAD
$3,789 USD
View
A
Retailer 7
-
$5,345 CAD
£3,013 GBP
View
A
Retailer 8
-
$5,406 CAD
$3,870 USD
View
A
Retailer 9
-
$5,673 CAD
$4,061 USD
View
A
Retailer 10
-
$5,673 CAD
$4,061 USD
View
A
Retailer 11
-
$5,673 CAD
$4,061 USD
View
A
Retailer 12
-
$5,803 CAD
£3,271 GBP
View
A
Retailer 13
-
$5,879 CAD
$4,209 USD
View
B+
Retailer 14
-
$6,016 CAD
$4,307 USD
View
B+
Retailer 15
-
$6,258 CAD
$4,480 USD
View
B+
Retailer 16
-
$6,546 CAD
$4,686 USD
View
B+
Retailer 17
-
$6,973 CAD
ZAR 80,648 ZAR
View
B
Retailer 18
-
$9,500 CAD
£5,355 GBP
View
Most Expensive
B
NZ Jewellers
9d7b34f9-47f0-45e8-b228-c6f318744f89 · Oct 30
$9,884 CAD
$7,076 USD
View
18 more retailers have this diamond
Prices start from $4,308 CADSave up to $5,576 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 Heart
$4,308 CAD