Heart|Natural|GIA

1.31ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 7396858848

Certificate GIA 7396858848

Diamond specifications and retailer prices

From €1,624 EUR
As of November 6, 2026
Save €2,006 EUR (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,630 EUR at MOH London · As of November 7, 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 6, 2026, with prices from €1,624 to €3,630, a €2,006 spread on the same certified stone. MOH London lists it at €3,630. 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
Colour
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: €3,630 EUR|Low: €1,624 EUR|High: €3,693 EUR|Avg: €2,288 EUR|-1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 4€1,624 EUR
Retailer 9€1,627 EUR
Retailer 3€1,922 EUR
Retailer 5€2,021 EUR
Retailer 11€2,083 EUR
Retailer 10€2,116 EUR
Retailer 8€2,239 EUR
Retailer 2€2,263 EUR
Retailer 7€2,542 EUR
Retailer 6€2,586 EUR
MOH London€3,630 EUR

29 data points across 11 retailers

19 retailers€1,624 EUR to €3,630 EUR

A
Cheapest Retailer
-
€1,624 EUR
A
Retailer 2
-
€1,627 EUR
View
A
Retailer 3
-
€1,882 EUR
View
A
Retailer 4
-
€1,922 EUR
View
Final sale: no returns
A
Retailer 5
-
€2,021 EUR
View
A
Retailer 6
-
€2,082 EUR
View
Retailer 7
-
€2,083 EUR
View
Price last confirmed 9 days ago
A
Retailer 8
-
€2,116 EUR
View
B+
Retailer 9
-
€2,208 EUR
View
B+
Retailer 10
-
€2,239 EUR
View
B+
Retailer 11
-
€2,260 EUR
View
B+
Retailer 12
-
€2,263 EUR
View
B+
Retailer 13
-
€2,301 EUR
View
B+
Retailer 14
-
€2,542 EUR
View
Retailer 15
-
€2,564 EUR
View
Price last confirmed 31 days ago
B+
Retailer 16
-
€2,586 EUR
View
B
Retailer 17
-
€3,059 EUR
View
B
Retailer 18
-
€3,144 EUR
View
Most Expensive
B
MOH London
64FB601DA · Nov 7
€3,630 EUR
£3,191 GBP
View
18 more retailers have this diamond
Prices start from €1,624 EURSave up to €2,006 EUR

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
€1,624 EUR