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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 $3,981 NZD
$2,240 USD
As of November 1, 2026
Save $5,234 NZD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $9,215 NZD 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 $3,981 to $9,215, a $5,234 spread on the same certified stone. NZ Jewellers lists it at $9,215. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,215 NZD|Low: $3,981 NZD|High: $10,534 NZD|Avg: $5,693 NZD|+4.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$3,981 NZD
Retailer 5$4,408 NZD
Retailer 7$4,408 NZD
Retailer 6$4,612 NZD
Retailer 8$4,930 NZD
Retailer 3$5,087 NZD
Retailer 2$5,479 NZD
Retailer 9$7,152 NZD
NZ Jewellers$9,215 NZD

35 data points across 9 retailers

7 retailers$3,981 NZD to $9,215 NZD

A
Cheapest Retailer
-
$3,981 NZD
$2,240 USD
A
Retailer 2
-
$4,408 NZD
$2,480 USD
View
A
Retailer 3
-
$4,408 NZD
$2,480 USD
View
A
Retailer 4
-
$4,612 NZD
$2,595 USD
View
A
Retailer 5
-
$5,087 NZD
$2,862 USD
View
A
Retailer 6
-
$5,479 NZD
€2,936 EUR
View
Most Expensive
B
NZ Jewellers
a4436304-63c1-403c-a699-884f286276a3 · Oct 30
$9,215 NZD
$5,185 USD
View
6 more retailers have this diamond
Prices start from $3,981 NZDSave up to $5,234 NZD

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
$3,981 NZD