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Round|Natural|GIA

1.01ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2547977585

Certificate GIA 2547977585

Diamond specifications and retailer prices

From €1,679 EUR
As of November 4, 2026
Save €2,757 EUR (62%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,435 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct 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 2547977585. Listed at 20 retailers as of November 4, 2026, with prices from €1,679 to €4,435, a €2,757 spread on the same certified stone. NZ Jewellers lists it at €4,435. 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

1.01
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2547977585
Dimensions6.34 × 6.37 × 4.00 mm
L/W Ratio1.00
Top View
6.34 mm6.37 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2547977585
Side View
Table 59.0%Crown 35°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €4,435 EUR|Low: €1,526 EUR|High: €4,435 EUR|Avg: €2,406 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6€1,679 EUR
Retailer 9€1,705 EUR
Retailer 10€1,922 EUR
Retailer 11€1,922 EUR
Retailer 7€2,011 EUR
Retailer 8€2,105 EUR
Retailer 3€2,218 EUR
Retailer 2€2,231 EUR
Retailer 4€2,462 EUR
Retailer 5€3,706 EUR
NZ Jewellers€4,435 EUR

37 data points across 11 retailers

20 retailers€1,679 EUR to €4,435 EUR

B+
Cheapest Retailer
-
€1,679 EUR
Final sale: no returns
B+
Retailer 2
-
€1,687 EUR
View
B+
Retailer 3
-
€1,705 EUR
View
B+
Retailer 4
-
€1,810 EUR
View
B+
Retailer 5
-
€1,922 EUR
View
B+
Retailer 6
-
€1,971 EUR
View
B
Retailer 7
-
€2,011 EUR
View
B
Retailer 8
-
€2,080 EUR
View
B
Retailer 9
-
€2,080 EUR
View
B
Retailer 10
-
€2,096 EUR
View
B
Retailer 11
-
€2,105 EUR
View
B
Retailer 12
-
€2,218 EUR
View
B
Retailer 13
-
€2,227 EUR
View
B
Retailer 14
-
€2,227 EUR
View
B+
Retailer 15
-
€2,231 EUR
View
B
Retailer 16
-
€2,299 EUR
View
B
Retailer 17
-
€2,462 EUR
View
B
Retailer 18
-
€2,565 EUR
View
B
Retailer 19
-
€3,706 EUR
View
Most Expensive
C
NZ Jewellers
b8babc7c-7e6c-4b5f-b8e1-a95b03f6ceb5 · Nov 5
€4,435 EUR
$4,978 USD
View
19 more retailers have this diamond
Prices start from €1,679 EURSave up to €2,757 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+
1.01ct Round
€1,679 EUR