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Round|Natural|GIA

1.50ct H SI1 Round Natural Diamond

VG • H/SI1 • GIA 2564385717

Certificate GIA 2564385717

Diamond specifications and retailer prices

From $7,345 AUD
As of November 6, 2026
Save $8,201 AUD (53%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $15,547 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2564385717. Listed at 26 retailers as of November 5, 2026, with prices from $7,345 to $15,547, a $8,201 spread on the same certified stone. NZ Jewellers lists it at $15,547. 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
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2564385717
Dimensions7.07 × 7.13 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.07 mm7.13 mm1.50 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564385717
Side View
Table 59.0%Crown 37.5°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $15,547 AUD|Low: $6,974 AUD|High: $15,547 AUD|Avg: $9,525 AUD|+1.6%
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 6, 2026
Retailer 10$6,979 AUD
Retailer 2$7,345 AUD
Retailer 11$7,670 AUD
Retailer 9$7,773 AUD
Retailer 23$7,866 AUD
Retailer 3$7,910 AUD
Retailer 14$8,066 AUD
Retailer 18$8,158 AUD
Retailer 7$8,421 AUD
Retailer 22$8,718 AUD
Retailer 6$8,798 AUD
Retailer 20$9,019 AUD
Retailer 16$9,041 AUD
Retailer 15$9,146 AUD
Retailer 17$9,146 AUD
Retailer 5$9,387 AUD
Retailer 8$9,387 AUD
Retailer 25$9,550 AUD
Retailer 21$9,708 AUD
Retailer 4$9,716 AUD
Retailer 19$10,245 AUD
Retailer 13$10,642 AUD
Retailer 24$11,342 AUD
Retailer 12$13,545 AUD
NZ Jewellers$15,547 AUD

27 data points across 25 retailers

26 retailers$7,345 AUD to $15,547 AUD

Retailer 1
-
$6,724 AUD
Price last confirmed 17 days ago
A
Retailer 2
-
$7,345 AUD
View
Retailer 3
-
$7,472 AUD
View
Price last confirmed 22 days ago
Retailer 4
-
$7,670 AUD
View
Price last confirmed 19 days ago
Retailer 5
-
$7,743 AUD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$7,773 AUD
View
Final sale: no returns
B+
Retailer 7
-
$7,866 AUD
View
B+
Retailer 8
-
$7,910 AUD
View
B+
Retailer 9
-
$8,421 AUD
View
B+
Retailer 10
-
$8,718 AUD
View
B+
Retailer 11
-
$8,798 AUD
View
B+
Retailer 12
-
$9,019 AUD
View
Retailer 13
-
$9,041 AUD
View
Price last confirmed 27 days ago
Retailer 14
-
$9,067 AUD
View
Price last confirmed 16 days ago
Retailer 15
-
$9,146 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
$9,146 AUD
View
Price last confirmed 21 days ago
B+
Retailer 17
-
$9,387 AUD
View
B+
Retailer 18
-
$9,387 AUD
View
B+
Retailer 19
-
$9,550 AUD
View
B
Retailer 20
-
$9,708 AUD
View
B
Retailer 21
-
$9,716 AUD
View
B
Retailer 22
-
$10,245 AUD
View
B
Retailer 23
-
$10,642 AUD
View
B
Retailer 24
-
$11,342 AUD
View
Retailer 25
-
$13,545 AUD
View
Price last confirmed 18 days ago
Most Expensive
B
NZ Jewellers
5372980e-dd62-4054-934e-5c3da3a8ae81 · Nov 5
$15,547 AUD
$10,682 USD
View
25 more retailers have this diamond
Prices start from $7,345 AUDSave up to $8,201 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
$7,345 AUD