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Round|Natural|IGI

1.53ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 713558069

Shape and cutting style on the report: Round brilliant

Certificate IGI 713558069

Diamond specifications and retailer prices

From $5,156 NZD
As of November 5, 2026
Save $4,504 NZD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,286 NZD at NZ Jewellers · As of September 19, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 713558069. Listed at 13 retailers as of November 5, 2026, with a 87% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 713558069
Dimensions7.42 × 7.37 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.42 mm7.37 mm1.53 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 713558069
Side View
Table 55.0%Crown 33.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.5%

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 5
Current: $6,182 NZD|Low: $5,156 NZD|High: $10,318 NZD|Avg: $6,616 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 6$5,156 NZD
Retailer 8$5,329 NZD
Retailer 7$5,628 NZD
Retailer 3$6,083 NZD
Retailer 9$6,095 NZD
Retailer 1$6,182 NZD
Retailer 4$6,761 NZD
Retailer 5$7,089 NZD
Retailer 2$9,660 NZD

29 data points across 9 retailers

13 retailers$5,156 NZD to $9,660 NZD

A
Cheapest Retailer
-
$5,156 NZD
A
Retailer 2
-
$5,329 NZD
View
A
Retailer 3
-
$5,628 NZD
View
Retailer 4
-
$5,684 NZD
View
Price last confirmed 103 days ago
Retailer 5
-
$5,904 NZD
View
Price last confirmed 45 days ago
A
Retailer 6
-
$6,083 NZD
View
Retailer 7
-
$6,095 NZD
View
Price last confirmed 22 days ago
A
Retailer 8
-
$6,182 NZD
View
A
Retailer 9
-
$6,761 NZD
View
Retailer 10
-
$6,813 NZD
View
Price last confirmed 46 days ago
B+
Retailer 11
-
$7,089 NZD
View
B
Retailer 12
-
$9,660 NZD
View
Most Expensive
NZ Jewellers
3c93322e-ca46-4e32-be31-a7e54d3ff1b3 · Sep 19
$10,286 NZD
$5,702 USD
View
Price last confirmed 48 days ago
12 more retailers have this diamond
Prices start from $5,156 NZDSave up to $4,504 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
$5,156 NZD