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Oval|Natural|HRD

1.51ct H I1 Oval Natural Diamond

ID • H/I1 • HRD 260000237321

Certificate HRD 260000237321

Diamond specifications and retailer prices

From $3,140 AUD
₹209,607 INR
As of November 2, 2026
Save $4,909 AUD (61%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,049 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000237321. Listed at 10 retailers as of October 30, 2026, with prices from $3,140 to $8,049, a $4,909 spread on the same certified stone. NZ Jewellers lists it at $8,049. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000237321
Dimensions8.94 × 6.37 × 4.07 mm
L/W Ratio1.40
Top View
8.94 mm6.37 mm1.51 ctH / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000237321
Side View
Table 61.0%CrownGirdle: THIPavilionCulet: NoneDepth 63.8%

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 2
Current: $8,049 AUD|Low: $3,140 AUD|High: $8,872 AUD|Avg: $4,409 AUD|+6.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$3,140 AUD
Retailer 4$3,547 AUD
Retailer 5$3,548 AUD
Retailer 10$3,554 AUD
Retailer 7$3,850 AUD
Retailer 9$3,850 AUD
Retailer 8$3,998 AUD
Retailer 6$4,442 AUD
Retailer 3$4,643 AUD
NZ Jewellers$8,049 AUD

29 data points across 10 retailers

10 retailers$3,140 AUD to $8,049 AUD

A
Cheapest Retailer
-
$3,140 AUD
₹209,607 INR
A
Retailer 2
-
$3,547 AUD
$2,486 USD
View
B+
Retailer 3
-
$3,548 AUD
$2,486 USD
View
B+
Retailer 4
-
$3,554 AUD
$2,491 USD
View
Final sale: no returns
A
Retailer 5
-
$3,850 AUD
$2,698 USD
View
A
Retailer 6
-
$3,850 AUD
$2,698 USD
View
A
Retailer 7
-
$3,998 AUD
$2,802 USD
View
A
Retailer 8
-
$4,442 AUD
$3,113 USD
View
B+
Retailer 9
-
$4,643 AUD
€3,099 EUR
View
Most Expensive
B
NZ Jewellers
712c157f-0b58-43f6-954d-169d30b27bb8 · Oct 30
$8,049 AUD
$5,641 USD
View
9 more retailers have this diamond
Prices start from $3,140 AUDSave up to $4,909 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
1.51ct Oval
$3,140 AUD