Heart|Natural|GIA

4.26ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 5242046802

Certificate GIA 5242046802

Diamond specifications and retailer prices

From $38,976 USD
HK$304,500 HKD
As of November 2, 2026
Save $34,309 USD (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $73,285 USD at MOH London · As of November 1, 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 19 retailers as of November 1, 2026, with prices from $38,976 to $73,285, a $34,309 spread on the same certified stone. MOH London lists it at $73,285. 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 2
Current: $73,285 USD|Low: $37,786 USD|High: $74,287 USD|Avg: $48,049 USD|+1.1%
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
Retailer 19
November 2, 2026
Retailer 12$38,976 USD
Retailer 19$40,786 USD
Retailer 17$41,310 USD
Retailer 11$41,659 USD
Retailer 5$41,697 USD
Retailer 16$42,838 USD
Retailer 6$42,904 USD
Retailer 2$43,053 USD
Retailer 14$43,370 USD
Retailer 15$44,493 USD
Retailer 18$44,949 USD
Retailer 7$45,840 USD
Retailer 4$46,887 USD
Retailer 8$49,284 USD
Retailer 10$49,822 USD
Retailer 13$51,431 USD
Retailer 9$54,986 USD
Retailer 3$58,803 USD
MOH London$73,285 USD

24 data points across 19 retailers

19 retailers$38,976 USD to $73,285 USD

B+
Cheapest Retailer
-
$38,976 USD
HK$304,500 HKD
B+
Retailer 2
-
$40,786 USD
View
B+
Retailer 3
-
$41,310 USD
View
Retailer 4
-
$41,659 USD
SGD 56,296 SGD
View
Price last confirmed 23 days ago
B+
Retailer 5
-
$41,697 USD
View
B+
Retailer 6
-
$42,838 USD
View
B
Retailer 7
-
$42,904 USD
View
B+
Retailer 8
-
$43,053 USD
₹4,100,242 INR
View
Retailer 9
-
$43,282 USD
A$66,588 AUD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
$43,370 USD
View
Final sale: no returns
B+
Retailer 11
-
$44,493 USD
£35,034 GBP
View
B+
Retailer 12
-
$44,949 USD
A$69,152 AUD
View
B+
Retailer 13
-
$45,840 USD
View
B+
Retailer 14
-
$46,887 USD
View
B
Retailer 15
-
$49,284 USD
View
B
Retailer 16
-
$51,431 USD
£40,497 GBP
View
B
Retailer 17
-
$54,986 USD
View
B
Retailer 18
-
$58,803 USD
ZAR 949,975 ZAR
View
Most Expensive
B
MOH London
D2BA167B6 · Nov 1
$73,285 USD
£57,705 GBP
View
18 more retailers have this diamond
Prices start from $38,976 USDSave up to $34,309 USD

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
$38,976 USD