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Round|Natural|IGI

1.50ct J IF Round Natural Diamond

EX • J/IF • IGI 801638671

Shape and cutting style on the report: Round brilliant

Certificate IGI 801638671

Diamond specifications and retailer prices

From $6,932 AUD
$4,869 USD
As of November 1, 2026
Save $6,361 AUD (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,292 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 801638671. Listed at 18 retailers as of October 30, 2026, with prices from $6,932 to $13,292, a $6,361 spread on the same certified stone. NZ Jewellers lists it at $13,292. 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 angle34.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 801638671
Dimensions7.31 × 7.38 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.31 mm7.38 mm1.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638671
Side View
Table 54.0%Crown 34.5°Girdle: MediumPavilion 40.7°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: $13,292 AUD|Low: $6,724 AUD|High: $13,292 AUD|Avg: $8,772 AUD
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
Retailer 18
November 2, 2026
Retailer 10$6,932 AUD
Retailer 18$7,001 AUD
Retailer 16$7,336 AUD
Retailer 7$7,431 AUD
Retailer 2$7,855 AUD
Retailer 5$7,948 AUD
Retailer 6$7,948 AUD
Retailer 13$7,948 AUD
Retailer 4$7,953 AUD
Retailer 3$8,118 AUD
Retailer 9$8,167 AUD
Retailer 15$8,678 AUD
Retailer 11$8,954 AUD
Retailer 17$9,171 AUD
Retailer 14$9,769 AUD
Retailer 8$11,839 AUD
Retailer 12$12,658 AUD
NZ Jewellers$13,292 AUD

36 data points across 18 retailers

18 retailers$6,932 AUD to $13,292 AUD

A
Cheapest Retailer
-
$6,932 AUD
$4,869 USD
A
Retailer 2
-
$7,001 AUD
$4,918 USD
View
A
Retailer 3
-
$7,336 AUD
$5,153 USD
View
Final sale: no returns
A
Retailer 4
-
$7,431 AUD
$5,220 USD
View
A
Retailer 5
-
$7,855 AUD
£4,345 GBP
View
A
Retailer 6
-
$7,948 AUD
$5,583 USD
View
A
Retailer 7
-
$7,948 AUD
$5,583 USD
View
A
Retailer 8
-
$7,948 AUD
$5,583 USD
View
Retailer 9
-
$7,953 AUD
£4,399 GBP
View
Price last confirmed 33 days ago
A
Retailer 10
-
$8,118 AUD
$5,702 USD
View
A
Retailer 11
-
$8,167 AUD
$5,737 USD
View
B+
Retailer 12
-
$8,678 AUD
£4,800 GBP
View
B+
Retailer 13
-
$8,954 AUD
€5,990 EUR
View
B+
Retailer 14
-
$9,171 AUD
$6,442 USD
View
B+
Retailer 15
-
$9,769 AUD
ZAR 110,863 ZAR
View
B+
Retailer 16
-
$11,839 AUD
$8,316 USD
View
B+
Retailer 17
-
$12,658 AUD
£7,001 GBP
View
Most Expensive
B
NZ Jewellers
d1f2f185-2f29-42dc-bd3e-7332a2f76f22 · Oct 30
$13,292 AUD
$9,337 USD
View
17 more retailers have this diamond
Prices start from $6,932 AUDSave up to $6,361 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
$6,932 AUD