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Round|Natural|HRD

1.55ct H IF Round Natural Diamond

EX • H/IF • HRD 250000016491

Certificate HRD 250000016491

Diamond specifications and retailer prices

From $9,535 AUD
$6,698 USD
As of November 1, 2026
Save $8,916 AUD (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $18,451 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by HRD 250000016491. Listed at 12 retailers as of October 27, 2026, with prices from $9,535 to $18,451, a $8,916 spread on the same certified stone. NZ Jewellers lists it at $18,451. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.6°
OriginNatural
Grading LabHRD
CertificateHRD 250000016491
Dimensions7.34 × 7.37 × 4.59 mm
L/W Ratio1.00
Top View
7.34 mm7.37 mm1.55 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000016491
Side View
Table 57.0%Crown 36.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.4%

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 1
Current: $18,451 AUD|Low: $9,535 AUD|High: $19,019 AUD|Avg: $12,122 AUD|-3.0%
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 2, 2026
Retailer 3$9,535 AUD
Retailer 9$10,183 AUD
Retailer 11$10,183 AUD
Retailer 2$10,401 AUD
Retailer 7$11,031 AUD
Retailer 10$11,202 AUD
Retailer 12$11,266 AUD
Retailer 4$11,933 AUD
Retailer 6$12,002 AUD
Retailer 8$12,730 AUD
Retailer 5$15,375 AUD
NZ Jewellers$18,451 AUD

30 data points across 12 retailers

12 retailers$9,535 AUD to $18,451 AUD

A
Cheapest Retailer
-
$9,535 AUD
$6,698 USD
A
Retailer 2
-
$10,183 AUD
$7,153 USD
View
A
Retailer 3
-
$10,183 AUD
$7,153 USD
View
Final sale: no returns
A
Retailer 4
-
$10,401 AUD
£5,753 GBP
View
A
Retailer 5
-
$11,031 AUD
$7,749 USD
View
A
Retailer 6
-
$11,202 AUD
$7,869 USD
View
A
Retailer 7
-
$11,266 AUD
$7,914 USD
View
A
Retailer 8
-
$11,933 AUD
£6,600 GBP
View
A
Retailer 9
-
$12,002 AUD
€8,029 EUR
View
A
Retailer 10
-
$12,730 AUD
$8,942 USD
View
B+
Retailer 11
-
$15,375 AUD
£8,504 GBP
View
Most Expensive
B+
NZ Jewellers
ac2e19dd-1f17-482e-9cd9-502259f52166 · Oct 27
$18,451 AUD
$12,961 USD
View
11 more retailers have this diamond
Prices start from $9,535 AUDSave up to $8,916 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
1.55ct Round
$9,535 AUD