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Round|Natural|IGI

1.53ct I I1 Round Natural Diamond

EX • I/I1 • IGI 573303620

Shape and cutting style on the report: Round brilliant

Certificate IGI 573303620

Diamond specifications and retailer prices

From $2,240 USD
As of October 30, 2026
Save $2,945 USD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,185 USD 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 I1 clarity (included), with a top-tier cut grade and certified by IGI 573303620. Listed at 7 retailers as of October 30, 2026, with prices from $2,240 to $5,185, a $2,945 spread on the same certified stone. NZ Jewellers lists it at $5,185. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
I
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 573303620
Dimensions7.36 × 7.40 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.36 mm7.40 mm1.53 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 573303620
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

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: $5,185 USD|Low: $2,240 USD|High: $5,927 USD|Avg: $3,204 USD|+4.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 4$2,240 USD
Retailer 5$2,480 USD
Retailer 7$2,480 USD
Retailer 6$2,595 USD
Retailer 8$2,774 USD
Retailer 2$2,862 USD
Retailer 3$3,096 USD
Retailer 9$4,024 USD
NZ Jewellers$5,185 USD

36 data points across 9 retailers

7 retailers$2,240 USD to $5,185 USD

A
Cheapest Retailer
-
$2,240 USD
A
Retailer 2
-
$2,480 USD
View
A
Retailer 3
-
$2,480 USD
View
A
Retailer 4
-
$2,595 USD
View
A
Retailer 5
-
$2,862 USD
View
B+
Retailer 6
-
$3,096 USD
€2,949 EUR
View
Most Expensive
B
NZ Jewellers
a4436304-63c1-403c-a699-884f286276a3 · Oct 30
$5,185 USD
View
6 more retailers have this diamond
Prices start from $2,240 USDSave up to $2,945 USD

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
$2,240 USD