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Round|Natural|IGI

1.50ct J IF Round Natural Diamond

EX • J/IF • IGI 801639533

Shape and cutting style on the report: Round brilliant

Certificate IGI 801639533

Diamond specifications and retailer prices

From $6,341 AUD
$4,454 USD
As of November 1, 2026
Save $5,238 AUD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,159 AUD at NZ Jewellers · As of October 6, 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 801639533. Listed at 15 retailers as of November 1, 2026, with a 83% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle36.7°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 801639533
Dimensions7.16 × 7.23 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.16 mm7.23 mm1.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801639533
Side View
Table 58.0%Crown 36.7°Girdle: MED-STKPavilion 41.1°CuletDepth 63.7%

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: $7,188 AUD|Low: $6,151 AUD|High: $12,316 AUD|Avg: $8,168 AUD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9$6,341 AUD
Retailer 8$6,711 AUD
Retailer 10$6,833 AUD
Retailer 1$7,188 AUD
Retailer 3$7,350 AUD
Retailer 2$7,487 AUD
Retailer 7$8,018 AUD
Retailer 4$8,191 AUD
Retailer 6$8,936 AUD
Retailer 5$11,578 AUD

36 data points across 10 retailers

15 retailers$6,341 AUD to $11,578 AUD

A
Cheapest Retailer
-
$6,341 AUD
$4,454 USD
A
Retailer 2
-
$6,711 AUD
$4,714 USD
View
Final sale: no returns
A
Retailer 3
-
$6,833 AUD
$4,800 USD
View
A
Retailer 4
-
$7,188 AUD
£3,975 GBP
View
Retailer 5
-
$7,270 AUD
$5,107 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$7,270 AUD
$5,107 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$7,350 AUD
£4,065 GBP
View
A
Retailer 8
-
$7,487 AUD
$5,259 USD
View
Retailer 9
-
$7,495 AUD
$5,265 USD
View
Price last confirmed 33 days ago
A
Retailer 10
-
$8,018 AUD
£4,435 GBP
View
A
Retailer 11
-
$8,191 AUD
€5,480 EUR
View
Retailer 12
-
$8,388 AUD
$5,892 USD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$8,936 AUD
ZAR 101,409 ZAR
View
B
Retailer 14
-
$11,578 AUD
£6,404 GBP
View
Most Expensive
NZ Jewellers
d98c1b4d-e67b-4742-8755-a1e01042aba7 · Oct 6
$12,159 AUD
$8,541 USD
View
Price last confirmed 27 days ago
14 more retailers have this diamond
Prices start from $6,341 AUDSave up to $5,238 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
$6,341 AUD