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Round|Natural|IGI

1.00ct D I1 Round Natural Diamond

EX • D/I1 • IGI 563235208

Shape and cutting style on the report: Round brilliant

Certificate IGI 563235208

Diamond specifications and retailer prices

From €1,322 EUR
$1,477 USD
As of October 30, 2026
Save €2,156 EUR (62%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,478 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 IGI 563235208. Listed at 9 retailers as of October 30, 2026, with prices from €1,322 to €3,478, a €2,156 spread on the same certified stone. NZ Jewellers lists it at €3,478. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 563235208
Dimensions6.30 × 6.38 × 4.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.30 mm6.38 mm1.00 ctD / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 563235208
Side View
Table 54.5%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.6%

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: Oct 30
Current: €1,939 EUR|Low: €947 EUR|High: €2,079 EUR|Avg: €1,583 EUR|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6€947 EUR
Retailer 4€1,322 EUR
Retailer 2€1,522 EUR
Retailer 3€1,697 EUR
Retailer 1€1,939 EUR
Retailer 5€2,079 EUR

20 data points across 6 retailers

9 retailers€1,322 EUR to €3,478 EUR

A
Cheapest Retailer
-
€1,322 EUR
$1,477 USD
A
Retailer 2
-
€1,426 EUR
$1,593 USD
View
A
Retailer 3
-
€1,426 EUR
$1,593 USD
View
B+
Retailer 4
-
€1,492 EUR
$1,667 USD
View
B+
Retailer 5
-
€1,522 EUR
$1,701 USD
View
B+
Retailer 6
-
€1,645 EUR
$1,838 USD
View
B+
Retailer 7
-
€1,939 EUR
View
B+
Retailer 8
-
€2,079 EUR
$2,323 USD
View
Most Expensive
B
NZ Jewellers
fa4cc278-b5a3-4975-88d7-bc68c0a2b39b · Oct 30
€3,478 EUR
$3,886 USD
View
8 more retailers have this diamond
Prices start from €1,322 EURSave up to €2,156 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
€1,322 EUR