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Round|Natural|IGI

1.50ct I IF Round Natural Diamond

EX • I/IF • IGI 809656838

Shape and cutting style on the report: Round brilliant

Certificate IGI 809656838

Diamond specifications and retailer prices

From $6,600 AUD
As of November 1, 2026
Save $6,317 AUD (49%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $12,916 AUD at NZ Jewellers · As of November 5, 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 809656838. Listed at 17 retailers as of November 1, 2026, with prices from $6,600 to $12,916, a $6,317 spread on the same certified stone. NZ Jewellers lists it at $12,916. 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 angle35.7°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 809656838
Dimensions7.20 × 7.28 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.20 mm7.28 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 809656838
Side View
Table 61.0%Crown 35.7°Girdle: Slightly ThickPavilion 40.9°Culet: NoneDepth 62.3%

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: $12,916 AUD|Low: $6,600 AUD|High: $13,116 AUD|Avg: $8,238 AUD|-1.5%
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 6, 2026
Retailer 6$6,600 AUD
Retailer 16$6,715 AUD
Retailer 7$6,887 AUD
Retailer 8$7,081 AUD
Retailer 9$7,083 AUD
Retailer 2$7,197 AUD
Retailer 10$7,235 AUD
Retailer 12$7,640 AUD
Retailer 17$7,722 AUD
Retailer 5$7,752 AUD
Retailer 13$8,072 AUD
Retailer 15$8,172 AUD
Retailer 14$8,911 AUD
Retailer 11$9,422 AUD
Retailer 4$11,449 AUD
Retailer 3$12,314 AUD
NZ Jewellers$12,916 AUD

11 data points across 17 retailers

17 retailers$6,600 AUD to $12,916 AUD

A
Cheapest Retailer
-
$6,600 AUD
A
Retailer 2
-
$6,715 AUD
View
A
Retailer 3
-
$6,887 AUD
View
A
Retailer 4
-
$7,081 AUD
View
A
Retailer 5
-
$7,083 AUD
View
A
Retailer 6
-
$7,197 AUD
View
A
Retailer 7
-
$7,235 AUD
View
A
Retailer 8
-
$7,640 AUD
View
A
Retailer 9
-
$7,722 AUD
View
A
Retailer 10
-
$7,752 AUD
View
A
Retailer 11
-
$8,072 AUD
View
A
Retailer 12
-
$8,172 AUD
View
A
Retailer 13
-
$8,911 AUD
View
A
Retailer 14
-
$9,422 AUD
View
A
Retailer 15
-
$11,449 AUD
View
B+
Retailer 16
-
$12,314 AUD
View
Most Expensive
B+
NZ Jewellers
01df6e4f-7235-489c-8cba-e9394afa4bbe · Nov 5
$12,916 AUD
$9,042 USD
View
16 more retailers have this diamond
Prices start from $6,600 AUDSave up to $6,317 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
$6,600 AUD