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Heart|Natural|GIA

1.31ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 7396858848

Certificate GIA 7396858848

Diamond specifications and retailer prices

From $2,550 CAD
As of November 6, 2026
Save $3,181 CAD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,731 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.31ct natural heart diamond

This 1.31ct natural heart sits in the one-and-a-quarter to one-and-a-half 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 7396858848. Listed at 19 retailers as of November 2, 2026, with prices from $2,550 to $5,731, a $3,181 spread on the same certified stone. MOH London lists it at $5,731. 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

1.31
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7396858848
Dimensions6.40 × 5.77 × 4.01 mm
L/W Ratio1.11
Top View
6.40 mm5.77 mm1.31 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7396858848
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.6%

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 6
Current: $5,731 CAD|Low: $2,550 CAD|High: $5,800 CAD|Avg: $3,590 CAD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$2,550 CAD
Retailer 9$2,556 CAD
Retailer 3$3,019 CAD
Retailer 4$3,173 CAD
Retailer 11$3,272 CAD
Retailer 10$3,322 CAD
Retailer 8$3,517 CAD
Retailer 6$3,554 CAD
Retailer 7$3,992 CAD
Retailer 5$4,061 CAD
MOH London$5,731 CAD

28 data points across 11 retailers

19 retailers$2,550 CAD to $5,731 CAD

A
Cheapest Retailer
-
$2,550 CAD
A
Retailer 2
-
$2,556 CAD
View
A
Retailer 3
-
$2,955 CAD
View
A
Retailer 4
-
$3,019 CAD
View
Final sale: no returns
A
Retailer 5
-
$3,173 CAD
View
A
Retailer 6
-
$3,270 CAD
View
Retailer 7
-
$3,272 CAD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$3,322 CAD
View
B+
Retailer 9
-
$3,467 CAD
View
B+
Retailer 10
-
$3,517 CAD
View
B+
Retailer 11
-
$3,549 CAD
View
B+
Retailer 12
-
$3,554 CAD
View
B+
Retailer 13
-
$3,614 CAD
View
B+
Retailer 14
-
$3,992 CAD
View
Retailer 15
-
$4,027 CAD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$4,061 CAD
View
B
Retailer 17
-
$4,804 CAD
View
B
Retailer 18
-
$4,937 CAD
View
Most Expensive
B
MOH London
64FB601DA · Nov 2
$5,731 CAD
£3,208 GBP
View
18 more retailers have this diamond
Prices start from $2,550 CADSave up to $3,181 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
1.31ct Heart
$2,550 CAD