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Round|Natural|IGI

1.50ct J IF Round Natural Diamond

EX • J/IF • IGI 821603857

Shape and cutting style on the report: Round brilliant

Certificate IGI 821603857

Diamond specifications and retailer prices

From $6,158 AUD
₹411,943 INR
As of November 1, 2026
Save $7,438 AUD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $13,595 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 821603857. Listed at 17 retailers as of October 30, 2026, with prices from $6,158 to $13,595, a $7,438 spread on the same certified stone. NZ Jewellers lists it at $13,595. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 821603857
Dimensions7.23 × 7.28 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.23 mm7.28 mm1.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 821603857
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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 1
Current: $13,595 AUD|Low: $6,157 AUD|High: $13,595 AUD|Avg: $8,914 AUD|+7.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 11$6,158 AUD
Retailer 4$7,068 AUD
Retailer 5$7,090 AUD
Retailer 9$7,502 AUD
Retailer 7$7,595 AUD
Retailer 10$8,034 AUD
Retailer 2$8,036 AUD
Retailer 3$8,129 AUD
Retailer 14$8,129 AUD
Retailer 17$8,129 AUD
Retailer 8$8,349 AUD
Retailer 13$8,652 AUD
Retailer 6$8,913 AUD
Retailer 16$9,379 AUD
Retailer 15$9,991 AUD
Retailer 12$12,947 AUD
NZ Jewellers$13,595 AUD

33 data points across 17 retailers

17 retailers$6,158 AUD to $13,595 AUD

A
Cheapest Retailer
-
$6,158 AUD
₹411,943 INR
A
Retailer 2
-
$7,068 AUD
$4,965 USD
View
A
Retailer 3
-
$7,090 AUD
$4,980 USD
View
A
Retailer 4
-
$7,502 AUD
$5,270 USD
View
Final sale: no returns
A
Retailer 5
-
$7,595 AUD
$5,335 USD
View
A
Retailer 6
-
$8,034 AUD
£4,443 GBP
View
A
Retailer 7
-
$8,036 AUD
£4,445 GBP
View
B+
Retailer 8
-
$8,129 AUD
$5,710 USD
View
B+
Retailer 9
-
$8,129 AUD
$5,710 USD
View
A
Retailer 10
-
$8,129 AUD
$5,710 USD
View
B+
Retailer 11
-
$8,349 AUD
$5,865 USD
View
A
Retailer 12
-
$8,652 AUD
€5,788 EUR
View
B+
Retailer 13
-
$8,913 AUD
£4,930 GBP
View
B+
Retailer 14
-
$9,379 AUD
$6,588 USD
View
B+
Retailer 15
-
$9,991 AUD
ZAR 113,383 ZAR
View
B
Retailer 16
-
$12,947 AUD
£7,161 GBP
View
Most Expensive
B
NZ Jewellers
29faedc9-9763-476a-b987-c2ebc2a4f4f7 · Oct 30
$13,595 AUD
$9,550 USD
View
16 more retailers have this diamond
Prices start from $6,158 AUDSave up to $7,438 AUD

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
1.50ct Round
$6,158 AUD