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Round|Natural|GIA

1.50ct E I1 Round Natural Diamond

GD • E/I1 • GIA 2235370180

Certificate GIA 2235370180

Diamond specifications and retailer prices

From $7,097 AUD
$4,986 USD
As of October 29, 2026
7 retailers carry this diamond
Most expensive: $14,613 AUD at NZ Jewellers · As of September 27, 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 E colour (colourless) and I1 clarity (included), with a standard cut grade and certified by GIA 2235370180. Listed at 7 retailers as of October 29, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
E
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceFaint
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2235370180
Dimensions7.30 × 7.22 × 4.45 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
7.30 mm7.22 mm1.50 ctE / I1
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceFaint
CertificateGIA 2235370180
Side View
Table 59.0%Crown 34°Girdle: THN-THKPavilion 40.6°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $7,097 AUD|Low: $1,516 AUD|High: $15,869 AUD|Avg: $8,223 AUD|+0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 8, 2026
Retailer 4$1,516 AUD
Retailer 5$6,287 AUD
Retailer 3$6,903 AUD
Retailer 1$7,097 AUD
Retailer 8$8,267 AUD
Retailer 2$9,465 AUD
Retailer 6$9,662 AUD
Retailer 7$15,869 AUD

9 data points across 8 retailers

7 retailers

Retailer 1
-
$6,903 AUD
$4,850 USD
Price last confirmed 22 days ago
B+
Retailer 2
-
$7,097 AUD
$4,986 USD
View
Retailer 3
-
$7,916 AUD
$5,561 USD
View
Price last confirmed 22 days ago
Retailer 4
-
$7,916 AUD
$5,561 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$7,916 AUD
$5,561 USD
View
Price last confirmed 30 days ago
Retailer 6
-
$9,133 AUD
$6,416 USD
View
Price last confirmed 30 days ago
Most Expensive
NZ Jewellers
487d4912-ec3b-4101-8178-fc8373b7d017 · Sep 27
$14,613 AUD
$10,266 USD
View
Price last confirmed 33 days ago
6 more retailers have this diamond
Prices start from $7,097 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.

B+
1.50ct Round
$7,097 AUD