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Heart|Natural|GIA

1.02ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 5151454109

Certificate GIA 5151454109

Diamond specifications and retailer prices

From €2,231 EUR
$2,493 USD
As of October 30, 2026
Save €2,622 EUR (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,853 EUR at NZ Jewellers · As of October 30, 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 5151454109. Listed at 14 retailers as of October 30, 2026, with prices from €2,231 to €4,853, a €2,622 spread on the same certified stone. NZ Jewellers lists it at €4,853. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5151454109
Dimensions6.64 × 7.26 × 3.34 mm
L/W Ratio1.09
Top View
6.64 mm7.26 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5151454109
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 46.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: €2,911 EUR|Low: €2,523 EUR|High: €4,714 EUR|Avg: €3,150 EUR|+3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 5€2,523 EUR
Retailer 4€2,621 EUR
Retailer 6€2,719 EUR
Retailer 1€2,911 EUR
Retailer 3€3,063 EUR
Retailer 7€3,233 EUR
Retailer 8€3,315 EUR
Retailer 2€4,683 EUR

41 data points across 8 retailers

14 retailers€2,231 EUR to €4,853 EUR

B
Cheapest Retailer
-
€2,231 EUR
$2,493 USD
B
Retailer 2
-
€2,259 EUR
$2,524 USD
View
B
Retailer 3
-
€2,523 EUR
$2,819 USD
View
B
Retailer 4
-
€2,523 EUR
$2,819 USD
View
B
Retailer 5
-
€2,577 EUR
CA$3,998 CAD
View
B
Retailer 6
-
€2,621 EUR
$2,928 USD
View
B
Retailer 7
-
€2,719 EUR
$3,038 USD
View
B
Retailer 8
-
€2,739 EUR
$3,060 USD
View
B
Retailer 9
-
€2,911 EUR
£2,560 GBP
View
B
Retailer 10
-
€2,912 EUR
$3,253 USD
View
B
Retailer 11
-
€3,063 EUR
View
Retailer 12
-
€3,233 EUR
$3,612 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
€4,683 EUR
£4,120 GBP
View
Most Expensive
C
NZ Jewellers
3b2c707b-3a6a-46de-bee9-b6a6c4775601 · Oct 30
€4,853 EUR
$5,422 USD
View
13 more retailers have this diamond
Prices start from €2,231 EURSave up to €2,622 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.

B
1.02ct Heart
€2,231 EUR