CaratHunter
Plans
Round|Natural|IGI

1.50ct I IF Round Natural Diamond

EX • I/IF • IGI 816642568

Shape and cutting style on the report: Round brilliant

Certificate IGI 816642568

Diamond specifications and retailer prices

From $5,303 AUD
As of November 5, 2026
Save $6,944 AUD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,498 AUD at NZ Jewellers · As of September 1, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 816642568. Listed at 21 retailers as of November 5, 2026, with a 131% 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
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 816642568
Dimensions7.19 × 7.24 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.19 mm7.24 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 816642568
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.5%

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: $12,247 AUD|Low: $5,303 AUD|High: $12,481 AUD|Avg: $7,740 AUD|+0.3%
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
Retailer 18
November 6, 2026
Retailer 14$5,303 AUD
Retailer 17$6,131 AUD
Retailer 16$6,250 AUD
Retailer 3$6,488 AUD
Retailer 2$7,010 AUD
Retailer 5$7,030 AUD
Retailer 15$7,030 AUD
Retailer 9$7,113 AUD
Retailer 10$7,164 AUD
Retailer 8$7,300 AUD
Retailer 7$7,312 AUD
Retailer 12$7,464 AUD
Retailer 4$7,500 AUD
Retailer 13$7,764 AUD
Retailer 6$8,111 AUD
Retailer 11$8,577 AUD
Retailer 18$11,165 AUD
NZ Jewellers$12,247 AUD

16 data points across 18 retailers

21 retailers$5,303 AUD to $12,247 AUD

A
Cheapest Retailer
-
$5,303 AUD
A
Retailer 2
-
$6,131 AUD
View
A
Retailer 3
-
$6,250 AUD
View
A
Retailer 4
-
$6,488 AUD
View
Final sale: no returns
A
Retailer 5
-
$7,010 AUD
View
A
Retailer 6
-
$7,030 AUD
View
A
Retailer 7
-
$7,030 AUD
View
A
Retailer 8
-
$7,113 AUD
View
Retailer 9
-
$7,164 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$7,300 AUD
View
A
Retailer 11
-
$7,312 AUD
View
Retailer 12
-
$7,338 AUD
View
Price last confirmed 60 days ago
A
Retailer 13
-
$7,464 AUD
View
A
Retailer 14
-
$7,500 AUD
View
A
Retailer 15
-
$7,764 AUD
View
A
Retailer 16
-
$8,111 AUD
View
Retailer 17
-
$8,468 AUD
View
Price last confirmed 59 days ago
A
Retailer 18
-
$8,577 AUD
View
A
Retailer 19
-
$11,165 AUD
View
B+
Retailer 20
-
$12,247 AUD
View
Most Expensive
NZ Jewellers
bec98ea7-d26e-46fd-af54-05aae79d1fc8 · Sep 1
$12,498 AUD
$8,749 USD
View
Price last confirmed 65 days ago
20 more retailers have this diamond
Prices start from $5,303 AUDSave up to $6,944 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
$5,303 AUD