Heart|Natural|GIA

1.01ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 2426187670

Certificate GIA 2426187670

Diamond specifications and retailer prices

From $1,784 CAD
As of November 5, 2026
Save $4,339 CAD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,123 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded J 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 2426187670. Listed at 18 retailers as of November 5, 2026, with prices from $1,784 to $6,123, a $4,339 spread on the same certified stone. NZ Jewellers lists it at $6,123. 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

1.01
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2426187670
Dimensions6.06 × 6.46 × 4.09 mm
L/W Ratio1.07
Top View
6.06 mm6.46 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2426187670
Side View
Table 58.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $3,407 CAD|Low: $1,708 CAD|High: $4,450 CAD|Avg: $2,749 CAD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 4$1,784 CAD
Retailer 7$1,817 CAD
Retailer 9$2,315 CAD
Retailer 8$2,419 CAD
Retailer 2$2,626 CAD
Retailer 3$2,786 CAD
Retailer 5$3,064 CAD
Retailer 10$3,275 CAD
Retailer 1$3,407 CAD
Retailer 6$4,397 CAD

37 data points across 10 retailers

18 retailers$1,784 CAD to $6,123 CAD

A
Cheapest Retailer
-
$1,784 CAD
A
Retailer 2
-
$1,817 CAD
View
B+
Retailer 3
-
$2,304 CAD
View
B+
Retailer 4
-
$2,315 CAD
View
Final sale: no returns
B+
Retailer 5
-
$2,419 CAD
View
Retailer 6
-
$2,511 CAD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$2,511 CAD
View
B+
Retailer 8
-
$2,523 CAD
View
B+
Retailer 9
-
$2,626 CAD
View
B
Retailer 10
-
$2,737 CAD
View
B+
Retailer 11
-
$2,786 CAD
View
B
Retailer 12
-
$2,896 CAD
View
B+
Retailer 13
-
$3,064 CAD
View
Retailer 14
-
$3,275 CAD
View
Price last confirmed 32 days ago
B
Retailer 15
-
$3,407 CAD
View
B
Retailer 16
-
$4,397 CAD
View
B
Retailer 17
-
$5,557 CAD
View
Most Expensive
C
NZ Jewellers
5dcfe42a-ebad-4a1a-8c6f-ecc666908a7a · Nov 5
$6,123 CAD
$4,353 USD
View
17 more retailers have this diamond
Prices start from $1,784 CADSave up to $4,339 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
1.01ct Heart
$1,784 CAD