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Heart|Natural|GIA

1.02ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 5393660790

Certificate GIA 5393660790

Diamond specifications and retailer prices

From €1,428 EUR
As of November 6, 2026
Save €2,723 EUR (66%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €4,150 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5393660790. Listed at 16 retailers as of November 5, 2026, with prices from €1,428 to €4,150, a €2,723 spread on the same certified stone. NZ Jewellers lists it at €4,150. 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

1.02
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5393660790
Dimensions5.70 × 6.91 × 4.02 mm
L/W Ratio1.21
Top View
5.70 mm6.91 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5393660790
Side View
Table 62.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 58.2%

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: €1,428 EUR|Low: €1,377 EUR|High: €3,519 EUR|Avg: €2,015 EUR|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1€1,428 EUR
Retailer 4€1,444 EUR
Retailer 7€1,793 EUR
Retailer 5€1,798 EUR
Retailer 6€1,832 EUR
Retailer 9€1,985 EUR
Retailer 8€2,077 EUR
Retailer 2€2,157 EUR
Retailer 3€3,468 EUR

44 data points across 9 retailers

16 retailers€1,428 EUR to €4,150 EUR

A
Cheapest Retailer
-
€1,428 EUR
B+
Retailer 2
-
€1,444 EUR
View
B+
Retailer 3
-
€1,741 EUR
View
B
Retailer 4
-
€1,793 EUR
View
B+
Retailer 5
-
€1,798 EUR
View
B
Retailer 6
-
€1,832 EUR
View
Final sale: no returns
Retailer 7
-
€1,985 EUR
View
Price last confirmed 8 days ago
B
Retailer 8
-
€1,985 EUR
View
B
Retailer 9
-
€2,013 EUR
View
B
Retailer 10
-
€2,077 EUR
View
B
Retailer 11
-
€2,109 EUR
View
B
Retailer 12
-
€2,157 EUR
View
B
Retailer 13
-
€2,290 EUR
View
B
Retailer 14
-
€3,084 EUR
View
B
Retailer 15
-
€3,468 EUR
View
Most Expensive
C
NZ Jewellers
0cb1c283-66c8-4a2d-9eba-51ca857898fa · Nov 5
€4,150 EUR
$4,634 USD
View
15 more retailers have this diamond
Prices start from €1,428 EURSave up to €2,723 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
1.02ct Heart
€1,428 EUR