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Round|Natural|GIA

1.50ct I I1 Round Natural Diamond

EX • I/I1 • GIA 7426908158

Certificate GIA 7426908158

Diamond specifications and retailer prices

From $4,975 AUD
HK$27,300 HKD
As of November 1, 2026
Save $6,944 AUD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $11,918 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 I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7426908158. Listed at 9 retailers as of October 30, 2026, with prices from $4,975 to $11,918, a $6,944 spread on the same certified stone. NZ Jewellers lists it at $11,918. 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
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7426908158
Dimensions7.31 × 7.27 × 4.54 mm
L/W Ratio1.01
Top View
7.31 mm7.27 mm1.50 ctI / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7426908158
Side View
Table 59.0%Crown 35.5°Girdle: Slightly ThickPavilion 41.2°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: $11,918 AUD|Low: $4,938 AUD|High: $11,918 AUD|Avg: $6,559 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4$4,975 AUD
Retailer 2$5,008 AUD
Retailer 7$5,842 AUD
Retailer 6$5,966 AUD
Retailer 5$6,842 AUD
Retailer 9$6,842 AUD
Retailer 3$7,707 AUD
Retailer 8$7,894 AUD
NZ Jewellers$11,918 AUD

45 data points across 9 retailers

9 retailers$4,975 AUD to $11,918 AUD

A
Cheapest Retailer
-
$4,975 AUD
HK$27,300 HKD
A
Retailer 2
-
$5,008 AUD
₹335,011 INR
View
B+
Retailer 3
-
$5,842 AUD
$4,104 USD
View
B+
Retailer 4
-
$5,966 AUD
$4,191 USD
View
B+
Retailer 5
-
$6,842 AUD
$4,806 USD
View
B+
Retailer 6
-
$6,842 AUD
$4,806 USD
View
B
Retailer 7
-
$7,707 AUD
€5,156 EUR
View
B
Retailer 8
-
$7,894 AUD
$5,545 USD
View
Most Expensive
B
NZ Jewellers
dd18a9de-9446-4bb0-88a7-ac4836e0fc84 · Oct 30
$11,918 AUD
$8,372 USD
View
8 more retailers have this diamond
Prices start from $4,975 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
$4,975 AUD