Heart|Natural|GIA

1.31ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 7396858848

Certificate GIA 7396858848

Diamond specifications and retailer prices

From $1,813 USD
As of November 6, 2026
Save $2,261 USD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,074 USD 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 $1,813 to $4,074, a $2,261 spread on the same certified stone. MOH London lists it at $4,074. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,074 USD|Low: $1,813 USD|High: $4,124 USD|Avg: $2,552 USD|-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$1,813 USD
Retailer 9$1,817 USD
Retailer 3$2,146 USD
Retailer 4$2,256 USD
Retailer 11$2,326 USD
Retailer 10$2,362 USD
Retailer 8$2,500 USD
Retailer 6$2,527 USD
Retailer 7$2,838 USD
Retailer 5$2,887 USD
MOH London$4,074 USD

28 data points across 11 retailers

19 retailers$1,813 USD to $4,074 USD

A
Cheapest Retailer
-
$1,813 USD
A
Retailer 2
-
$1,817 USD
View
A
Retailer 3
-
$2,101 USD
View
A
Retailer 4
-
$2,146 USD
View
Final sale: no returns
A
Retailer 5
-
$2,256 USD
View
A
Retailer 6
-
$2,325 USD
View
Retailer 7
-
$2,326 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$2,362 USD
View
B+
Retailer 9
-
$2,465 USD
View
B+
Retailer 10
-
$2,500 USD
View
B+
Retailer 11
-
$2,523 USD
View
B+
Retailer 12
-
$2,527 USD
View
B+
Retailer 13
-
$2,569 USD
View
B+
Retailer 14
-
$2,838 USD
View
Retailer 15
-
$2,863 USD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$2,887 USD
View
B
Retailer 17
-
$3,415 USD
View
B
Retailer 18
-
$3,510 USD
View
Most Expensive
B
MOH London
64FB601DA · Nov 2
$4,074 USD
£3,208 GBP
View
18 more retailers have this diamond
Prices start from $1,813 USDSave up to $2,261 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.

A
1.31ct Heart
$1,813 USD