Oval|Natural|HRD

1.51ct F SI2 Oval Natural Diamond

ID • F/SI2 • HRD 260000109820

Certificate HRD 260000109820

Diamond specifications and retailer prices

From $3,498 AUD
₹233,983 INR
As of October 23, 2026
9 retailers carry this diamond
Most expensive: $10,765 AUD at NZ Jewellers · As of October 17, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000109820. Listed at 9 retailers as of October 17, 2026. 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

1.51
Carat
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000109820
Dimensions9.70 × 6.12 × 3.72 mm
L/W Ratio1.58
Top View
9.70 mm6.12 mm1.51 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000109820
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.8%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23
Current: $10,765 AUD|Low: $3,487 AUD|High: $11,106 AUD|Avg: $6,310 AUD|-3.1%
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
October 23, 2026
Retailer 2$3,498 AUD
Retailer 10$3,559 AUD
Retailer 9$4,210 AUD
Retailer 5$4,783 AUD
Retailer 7$5,618 AUD
Retailer 4$5,704 AUD
Retailer 3$6,180 AUD
Retailer 8$6,180 AUD
Retailer 13$6,180 AUD
Retailer 6$6,391 AUD
Retailer 12$6,940 AUD
Retailer 14$7,129 AUD
Retailer 11$9,895 AUD
NZ Jewellers$10,765 AUD

33 data points across 14 retailers

9 retailers$3,498 AUD to $10,765 AUD

Retailer 1
-
$3,498 AUD
₹233,983 INR
Price last confirmed 10 days ago
Retailer 2
-
$3,559 AUD
$2,500 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$5,618 AUD
$3,946 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$6,180 AUD
$4,341 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$6,180 AUD
$4,341 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$6,180 AUD
$4,341 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$7,129 AUD
$5,008 USD
View
Price last confirmed 14 days ago
Retailer 8
-
$9,895 AUD
£5,473 GBP
View
Price last confirmed 14 days ago
Most Expensive
NZ Jewellers
08c531b3-fac8-4db7-acc8-eecc24dd3ba2 · Oct 17
$10,765 AUD
$7,562 USD
View
Price last confirmed 15 days ago
8 more retailers have this diamond

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.

1.51ct Oval
$3,498 AUD