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1.07ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 816643977

Shape and cutting style on the report: Round brilliant

Certificate IGI 816643977

Diamond specifications and retailer prices

From €1,437 EUR
₹152,888 INR
As of November 1, 2026
Save €2,785 EUR (66%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €4,222 EUR at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.07ct natural round diamond

This 1.07ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 816643977. Listed at 15 retailers as of October 27, 2026, with prices from €1,437 to €4,222, a €2,785 spread on the same certified stone. NZ Jewellers lists it at €4,222. 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

1.07
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 816643977
Dimensions6.49 × 6.52 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.49 mm6.52 mm1.07 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816643977
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°CuletDepth 62.4%

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: €4,222 EUR|Low: €1,434 EUR|High: €4,222 EUR|Avg: €2,206 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
November 2, 2026
Retailer 6€1,437 EUR
Retailer 10€1,597 EUR
Retailer 2€1,666 EUR
Retailer 3€1,731 EUR
Retailer 12€1,790 EUR
Retailer 11€1,811 EUR
Retailer 4€1,998 EUR
Retailer 8€2,001 EUR
Retailer 9€2,108 EUR
Retailer 5€2,433 EUR
Retailer 7€3,033 EUR
NZ Jewellers€4,222 EUR

40 data points across 12 retailers

15 retailers€1,437 EUR to €4,222 EUR

A
Cheapest Retailer
-
€1,437 EUR
₹152,888 INR
A
Retailer 2
-
€1,597 EUR
$1,784 USD
View
Final sale: no returns
A
Retailer 3
-
€1,666 EUR
£1,465 GBP
View
A
Retailer 4
-
€1,731 EUR
$1,934 USD
View
A
Retailer 5
-
€1,790 EUR
$2,000 USD
View
A
Retailer 6
-
€1,811 EUR
$2,023 USD
View
A
Retailer 7
-
€1,854 EUR
$2,072 USD
View
Retailer 8
-
€1,998 EUR
$2,232 USD
View
Price last confirmed 64 days ago
B+
Retailer 9
-
€1,998 EUR
$2,232 USD
View
B+
Retailer 10
-
€2,001 EUR
$2,235 USD
View
A
Retailer 11
-
€2,108 EUR
ZAR 38,044 ZAR
View
B+
Retailer 12
-
€2,433 EUR
View
B
Retailer 13
-
€3,033 EUR
£2,668 GBP
View
Retailer 14
-
€4,222 EUR
$4,717 USD
View
Price last confirmed 62 days ago
Most Expensive
B
NZ Jewellers
5671ff2e-7c88-4aa9-afe4-9615e10ca101 · Oct 27
€4,222 EUR
$4,717 USD
View
14 more retailers have this diamond
Prices start from €1,437 EURSave up to €2,785 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
1.07ct Round
€1,437 EUR