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Heart|Natural|GIA

4.26ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 5242046802

Certificate GIA 5242046802

Diamond specifications and retailer prices

From $54,824 CAD
As of November 6, 2026
Save $48,835 CAD (47%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $103,658 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 4.26ct natural heart diamond

This 4.26ct natural heart sits in the three to five 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 5242046802. Listed at 20 retailers as of November 4, 2026, with prices from $54,824 to $103,658, a $48,835 spread on the same certified stone. MOH London lists it at $103,658. 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

4.26
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5242046802
Dimensions9.81 × 11.49 × 6.73 mm
L/W Ratio1.17
Girdle conditionFaceted
Top View
9.81 mm11.49 mm4.26 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242046802
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.6%

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 6
Current: $103,658 CAD|Low: $54,355 CAD|High: $104,493 CAD|Avg: $68,812 CAD|+1.7%
MOH London
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
November 6, 2026
Retailer 18$54,824 CAD
Retailer 4$57,370 CAD
Retailer 17$58,599 CAD
Retailer 6$58,651 CAD
Retailer 2$60,056 CAD
Retailer 7$60,347 CAD
Retailer 14$60,759 CAD
Retailer 3$61,004 CAD
Retailer 13$61,599 CAD
Retailer 16$63,736 CAD
Retailer 8$64,479 CAD
Retailer 15$65,013 CAD
Retailer 5$65,951 CAD
Retailer 9$69,323 CAD
Retailer 11$71,955 CAD
Retailer 10$77,343 CAD
Retailer 12$82,821 CAD
MOH London$103,658 CAD

24 data points across 18 retailers

20 retailers$54,824 CAD to $103,658 CAD

B+
Cheapest Retailer
-
$54,824 CAD
B+
Retailer 2
-
$57,370 CAD
View
Retailer 3
-
$58,598 CAD
View
Price last confirmed 27 days ago
B+
Retailer 4
-
$58,599 CAD
View
B+
Retailer 5
-
$58,651 CAD
View
B+
Retailer 6
-
$60,056 CAD
View
B
Retailer 7
-
$60,347 CAD
View
B+
Retailer 8
-
$60,759 CAD
View
Retailer 9
-
$60,879 CAD
View
Price last confirmed 33 days ago
B+
Retailer 10
-
$61,004 CAD
View
Final sale: no returns
B+
Retailer 11
-
$61,599 CAD
View
B+
Retailer 12
-
$63,736 CAD
View
B+
Retailer 13
-
$64,479 CAD
View
B+
Retailer 14
-
$65,013 CAD
View
B+
Retailer 15
-
$65,951 CAD
View
B
Retailer 16
-
$69,323 CAD
View
B
Retailer 17
-
$71,955 CAD
View
B
Retailer 18
-
$77,343 CAD
View
B
Retailer 19
-
$82,821 CAD
View
Most Expensive
B
MOH London
D2BA167B6 · Nov 4
$103,658 CAD
£58,027 GBP
View
19 more retailers have this diamond
Prices start from $54,824 CADSave up to $48,835 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+
4.26ct Heart
$54,824 CAD