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Heart|Natural|GIA

1.51ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 7443324770

Certificate GIA 7443324770

Diamond specifications and retailer prices

From $3,475 CAD
$2,488 USD
As of October 31, 2026
Save $4,139 CAD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,614 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7443324770. Listed at 18 retailers as of October 29, 2026, with prices from $3,475 to $7,614, a $4,139 spread on the same certified stone. MOH London lists it at $7,614. 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
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7443324770
Dimensions6.66 × 6.48 × 4.39 mm
L/W Ratio1.03
Top View
6.66 mm6.48 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7443324770
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.7%

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 31
Current: $7,614 CAD|Low: $2,970 CAD|High: $7,666 CAD|Avg: $4,536 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$3,564 CAD
Retailer 7$3,660 CAD
Retailer 5$3,787 CAD
Retailer 6$4,103 CAD
Retailer 3$4,733 CAD
Retailer 2$4,968 CAD
MOH London$7,614 CAD

43 data points across 7 retailers

18 retailers$3,475 CAD to $7,614 CAD

A
Cheapest Retailer
-
$3,475 CAD
$2,488 USD
A
Retailer 2
-
$3,564 CAD
$2,551 USD
View
A
Retailer 3
-
$3,629 CAD
$2,598 USD
View
A
Retailer 4
-
$3,660 CAD
$2,620 USD
View
A
Retailer 5
-
$3,674 CAD
$2,630 USD
View
A
Retailer 6
-
$3,787 CAD
$2,711 USD
View
Final sale: no returns
A
Retailer 7
-
$4,103 CAD
$2,937 USD
View
Retailer 8
-
$4,105 CAD
$2,939 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$4,142 CAD
$2,965 USD
View
B+
Retailer 10
-
$4,455 CAD
$3,189 USD
View
B+
Retailer 11
-
$4,582 CAD
$3,280 USD
View
B+
Retailer 12
-
$4,666 CAD
$3,340 USD
View
B+
Retailer 13
-
$4,666 CAD
$3,340 USD
View
B+
Retailer 14
-
$4,733 CAD
£2,668 GBP
View
B+
Retailer 15
-
$4,819 CAD
$3,450 USD
View
B+
Retailer 16
-
$4,968 CAD
€3,387 EUR
View
B
Retailer 17
-
$6,534 CAD
$4,677 USD
View
Most Expensive
B
MOH London
FE14F1F2E · Oct 29
$7,614 CAD
£4,292 GBP
View
17 more retailers have this diamond
Prices start from $3,475 CADSave up to $4,139 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
$3,475 CAD