Round|Natural|GIA

1.04ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2556968011

Certificate GIA 2556968011

Diamond specifications and retailer prices

From €1,548 EUR
As of November 4, 2026
Save €2,099 EUR (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,402 EUR at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.04ct natural round diamond

This 1.04ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556968011. Listed at 18 retailers as of November 4, 2026, with a 136% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.04
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556968011
Dimensions6.46 × 6.42 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.46 mm6.42 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556968011
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.3%

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 4
Current: €3,646 EUR|Low: €1,536 EUR|High: €3,733 EUR|Avg: €2,173 EUR|-1.1%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 4, 2026
Retailer 12€1,548 EUR
Retailer 8€1,635 EUR
Retailer 9€1,640 EUR
Retailer 14€1,643 EUR
Retailer 2€1,745 EUR
Retailer 3€1,793 EUR
Retailer 16€1,872 EUR
Retailer 6€1,912 EUR
Retailer 19€1,959 EUR
Retailer 10€2,001 EUR
Retailer 13€2,005 EUR
Retailer 11€2,073 EUR
Retailer 17€2,144 EUR
Retailer 7€2,475 EUR
Retailer 4€2,565 EUR
Retailer 5€2,566 EUR
Retailer 18€2,992 EUR
Retailer 15€3,077 EUR
Retailer 1€3,646 EUR

20 data points across 19 retailers

18 retailers€1,548 EUR to €3,646 EUR

A
Cheapest Retailer
-
€1,548 EUR
A
Retailer 2
-
€1,640 EUR
View
A
Retailer 3
-
€1,643 EUR
View
B+
Retailer 4
-
€1,745 EUR
View
Final sale: no returns
B+
Retailer 5
-
€1,793 EUR
View
B+
Retailer 6
-
€1,872 EUR
View
B+
Retailer 7
-
€1,912 EUR
View
B+
Retailer 8
-
€1,959 EUR
View
B+
Retailer 9
-
€2,001 EUR
View
B+
Retailer 10
-
€2,005 EUR
View
B+
Retailer 11
-
€2,144 EUR
View
B
Retailer 12
-
€2,565 EUR
View
Retailer 13
-
€2,566 EUR
View
Price last confirmed 31 days ago
B
Retailer 14
-
€2,992 EUR
View
B
Retailer 15
-
€3,077 EUR
View
B
Retailer 16
-
€3,646 EUR
View
Retailer 17
-
€4,364 EUR
View
Price last confirmed 31 days ago
Most Expensive
NZ Jewellers
d07f9a38-9289-488e-a046-8ac94e7b981c · Sep 25
€4,402 EUR
$4,915 USD
View
Price last confirmed 42 days ago
17 more retailers have this diamond
Prices start from €1,548 EURSave up to €2,099 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
1.04ct Round
€1,548 EUR