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Oval|Natural|HRD

1.50ct I SI2 Oval Natural Diamond

ID • I/SI2 • HRD 250000251144

Certificate HRD 250000251144

Diamond specifications and retailer prices

From $3,500 AUD
As of November 6, 2026
Save $5,395 AUD (61%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,895 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000251144. Listed at 14 retailers as of November 5, 2026, with prices from $3,500 to $8,895, a $5,395 spread on the same certified stone. NZ Jewellers lists it at $8,895. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 250000251144
Dimensions9.50 × 6.42 × 3.82 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizeNone
Top View
9.50 mm6.42 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000251144
Side View
Table 62.0%CrownGirdle: MediumPavilionCulet: NoneDepth 59.5%

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: $8,895 AUD|Low: $3,500 AUD|High: $8,895 AUD|Avg: $4,994 AUD|+12.8%
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
November 6, 2026
Retailer 2$3,500 AUD
Retailer 12$3,927 AUD
Retailer 3$3,940 AUD
Retailer 5$4,229 AUD
Retailer 8$4,254 AUD
Retailer 11$4,254 AUD
Retailer 9$4,419 AUD
Retailer 4$4,461 AUD
Retailer 13$4,643 AUD
Retailer 10$4,909 AUD
Retailer 7$4,977 AUD
Retailer 6$7,095 AUD
NZ Jewellers$8,895 AUD

41 data points across 13 retailers

14 retailers$3,500 AUD to $8,895 AUD

A
Cheapest Retailer
-
$3,500 AUD
A
Retailer 2
-
$3,927 AUD
View
Final sale: no returns
A
Retailer 3
-
$3,940 AUD
View
A
Retailer 4
-
$4,229 AUD
View
Retailer 5
-
$4,254 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$4,254 AUD
View
Retailer 7
-
$4,254 AUD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$4,419 AUD
View
A
Retailer 9
-
$4,461 AUD
View
A
Retailer 10
-
$4,643 AUD
View
A
Retailer 11
-
$4,909 AUD
View
A
Retailer 12
-
$4,977 AUD
View
A
Retailer 13
-
$7,095 AUD
View
Most Expensive
B
NZ Jewellers
298f7d40-f898-4a44-b017-978e86846213 · Nov 5
$8,895 AUD
$6,112 USD
View
13 more retailers have this diamond
Prices start from $3,500 AUDSave up to $5,395 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 Oval
$3,500 AUD