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1.53ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 654479939

Shape and cutting style on the report: Round brilliant

Certificate IGI 654479939

Diamond specifications and retailer prices

From €2,425 EUR
$2,709 USD
As of October 30, 2026
Save €3,238 EUR (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €5,662 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 654479939. Listed at 13 retailers as of October 30, 2026, with prices from €2,425 to €5,662, a €3,238 spread on the same certified stone. NZ Jewellers lists it at €5,662. 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

1.53
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
Crown angle34.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 654479939
Dimensions7.34 × 7.38 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.34 mm7.38 mm1.53 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateIGI 654479939
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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: Oct 30
Current: €5,662 EUR|Low: €2,425 EUR|High: €5,662 EUR|Avg: €3,295 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 9€2,425 EUR
Retailer 10€2,561 EUR
Retailer 6€2,709 EUR
Retailer 8€2,709 EUR
Retailer 7€2,812 EUR
Retailer 2€2,938 EUR
Retailer 5€3,125 EUR
Retailer 3€3,171 EUR
Retailer 4€4,554 EUR
NZ Jewellers€5,662 EUR

41 data points across 10 retailers

13 retailers€2,425 EUR to €5,662 EUR

A
Cheapest Retailer
-
€2,425 EUR
$2,709 USD
A
Retailer 2
-
€2,561 EUR
$2,861 USD
View
B+
Retailer 3
-
€2,709 EUR
$3,026 USD
View
Retailer 4
-
€2,709 EUR
$3,026 USD
View
Price last confirmed 44 days ago
A
Retailer 5
-
€2,709 EUR
$3,026 USD
View
A
Retailer 6
-
€2,812 EUR
$3,142 USD
View
A
Retailer 7
-
€2,938 EUR
£2,585 GBP
View
B+
Retailer 8
-
€3,125 EUR
$3,491 USD
View
Retailer 9
-
€3,125 EUR
$3,491 USD
View
Price last confirmed 43 days ago
A
Retailer 10
-
€3,171 EUR
View
B+
Retailer 11
-
€4,554 EUR
£4,006 GBP
View
Retailer 12
-
€5,662 EUR
$6,326 USD
View
Price last confirmed 42 days ago
Most Expensive
B
NZ Jewellers
b2797b03-9ecd-4126-a899-35f91d49bae5 · Oct 30
€5,662 EUR
$6,326 USD
View
12 more retailers have this diamond
Prices start from €2,425 EURSave up to €3,238 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
1.53ct Round
€2,425 EUR