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Round|Natural|GIA

1.02ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2454094065

Certificate GIA 2454094065

Diamond specifications and retailer prices

From €1,368 EUR
As of November 4, 2026
Save €2,624 EUR (66%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,992 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2454094065. Listed at 14 retailers as of November 4, 2026, with prices from €1,368 to €3,992, a €2,624 spread on the same certified stone. NZ Jewellers lists it at €3,992. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2454094065
Dimensions6.54 × 6.52 × 3.95 mm
L/W Ratio1.00
Top View
6.54 mm6.52 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2454094065
Side View
Table 61.0%CrownGirdle: MED-SLIPavilionCulet: NoneDepth 60.5%

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 4
Current: €3,992 EUR|Low: €1,327 EUR|High: €3,992 EUR|Avg: €1,873 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 14€1,368 EUR
Retailer 13€1,374 EUR
Retailer 3€1,431 EUR
Retailer 11€1,460 EUR
Retailer 4€1,483 EUR
Retailer 12€1,483 EUR
Retailer 6€1,524 EUR
Retailer 5€1,551 EUR
Retailer 2€1,566 EUR
Retailer 10€1,712 EUR
Retailer 7€1,807 EUR
Retailer 8€2,218 EUR
Retailer 9€2,860 EUR
NZ Jewellers€3,992 EUR

31 data points across 14 retailers

14 retailers€1,368 EUR to €3,992 EUR

A
Cheapest Retailer
-
€1,368 EUR
Final sale: no returns
A
Retailer 2
-
€1,374 EUR
View
A
Retailer 3
-
€1,431 EUR
View
A
Retailer 4
-
€1,460 EUR
View
A
Retailer 5
-
€1,483 EUR
View
Retailer 6
-
€1,483 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
€1,524 EUR
View
A
Retailer 8
-
€1,551 EUR
View
A
Retailer 9
-
€1,566 EUR
View
B+
Retailer 10
-
€1,712 EUR
View
B+
Retailer 11
-
€1,807 EUR
View
B
Retailer 12
-
€2,218 EUR
View
B
Retailer 13
-
€2,860 EUR
View
Most Expensive
B
NZ Jewellers
eb79a307-c792-4301-bb59-c4db1a7f6ef4 · Nov 5
€3,992 EUR
$4,481 USD
View
13 more retailers have this diamond
Prices start from €1,368 EURSave up to €2,624 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 Round
€1,368 EUR