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Round|Natural|GIA

1.00ct D I1 Round Natural Diamond

EX • D/I1 • GIA 2498047582

Certificate GIA 2498047582

Diamond specifications and retailer prices

From €1,375 EUR
HK$12,000 HKD
As of November 1, 2026
Save €2,502 EUR (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,877 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2498047582. Listed at 9 retailers as of October 30, 2026, with prices from €1,375 to €3,877, a €2,502 spread on the same certified stone. NZ Jewellers lists it at €3,877. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2498047582
Dimensions6.34 × 6.37 × 4.01 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.34 mm6.37 mm1.00 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2498047582
Side View
Table 56.0%Crown 36.5°GirdlePavilion 40.8°Culet: NoneDepth 63.2%

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 1
Current: €3,877 EUR|Low: €1,363 EUR|High: €3,957 EUR|Avg: €2,230 EUR|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3€1,375 EUR
Retailer 9€1,675 EUR
Retailer 6€1,772 EUR
Retailer 4€1,855 EUR
Retailer 7€1,855 EUR
Retailer 5€1,940 EUR
Retailer 8€2,139 EUR
Retailer 2€2,521 EUR
Retailer 10€3,058 EUR
NZ Jewellers€3,877 EUR

18 data points across 10 retailers

9 retailers€1,375 EUR to €3,877 EUR

A
Cheapest Retailer
-
€1,375 EUR
HK$12,000 HKD
B+
Retailer 2
-
€1,675 EUR
$1,871 USD
View
B+
Retailer 3
-
€1,772 EUR
$1,980 USD
View
B+
Retailer 4
-
€1,855 EUR
$2,072 USD
View
B+
Retailer 5
-
€1,855 EUR
$2,072 USD
View
B+
Retailer 6
-
€1,940 EUR
$2,167 USD
View
B+
Retailer 7
-
€2,139 EUR
$2,390 USD
View
B
Retailer 8
-
€2,521 EUR
View
Most Expensive
B
NZ Jewellers
1193e4bf-0d6e-40ac-b218-52245bbaf073 · Oct 30
€3,877 EUR
$4,331 USD
View
8 more retailers have this diamond
Prices start from €1,375 EURSave up to €2,502 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
1.00ct Round
€1,375 EUR