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Round|Natural|HRD

1.50ct H SI2 Round Natural Diamond

EX • H/SI2 • HRD 260000046146

Certificate HRD 260000046146

Diamond specifications and retailer prices

From $3,574 AUD
As of November 6, 2026
Save $4,683 AUD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,257 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 260000046146. Listed at 12 retailers as of November 5, 2026, with prices from $3,574 to $8,257, a $4,683 spread on the same certified stone. NZ Jewellers lists it at $8,257. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabHRD
CertificateHRD 260000046146
Dimensions7.19 × 7.24 × 4.58 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.19 mm7.24 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000046146
Side View
Table 58.0%Crown 36.5°Girdle: MediumPavilion 41°Culet: NoneDepth 63.4%

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 6
Current: $8,257 AUD|Low: $3,574 AUD|High: $8,287 AUD|Avg: $5,458 AUD|-0.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$3,574 AUD
Retailer 9$4,208 AUD
Retailer 12$4,500 AUD
Retailer 4$4,740 AUD
Retailer 8$4,740 AUD
Retailer 10$4,921 AUD
Retailer 11$4,944 AUD
Retailer 3$5,100 AUD
Retailer 5$5,191 AUD
Retailer 7$5,468 AUD
Retailer 6$7,925 AUD
NZ Jewellers$8,257 AUD

45 data points across 12 retailers

12 retailers$3,574 AUD to $8,257 AUD

A
Cheapest Retailer
-
$3,574 AUD
A
Retailer 2
-
$4,208 AUD
View
A
Retailer 3
-
$4,500 AUD
View
Retailer 4
-
$4,740 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$4,740 AUD
View
A
Retailer 6
-
$4,921 AUD
View
A
Retailer 7
-
$4,944 AUD
View
A
Retailer 8
-
$5,100 AUD
View
A
Retailer 9
-
$5,191 AUD
View
A
Retailer 10
-
$5,468 AUD
View
B+
Retailer 11
-
$7,925 AUD
View
Most Expensive
B+
NZ Jewellers
3bab89c7-bd85-4151-9bc7-154c1bbd12ad · Nov 5
$8,257 AUD
$5,780 USD
View
11 more retailers have this diamond
Prices start from $3,574 AUDSave up to $4,683 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
$3,574 AUD