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1.51ct H I1 Round Natural Diamond

EX • H/I1 • HRD 260000207509

Certificate HRD 260000207509

Diamond specifications and retailer prices

From $2,872 NZD
₹153,924 INR
As of October 25, 2026
8 retailers carry this diamond
Most expensive: $8,686 NZD at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round 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 and certified by HRD 260000207509. Listed at 8 retailers as of October 23, 2026. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginNatural
Grading LabHRD
CertificateHRD 260000207509
Dimensions7.31 × 7.34 × 4.53 mm
L/W Ratio1.00
Top View
7.31 mm7.34 mm1.51 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000207509
Side View
Table 59.0%Crown 36.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.8%

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 25
Current: $8,686 NZD|Low: $2,712 NZD|High: $8,686 NZD|Avg: $4,058 NZD|+1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 26, 2026
Retailer 3$2,872 NZD
Retailer 9$3,215 NZD
Retailer 5$3,217 NZD
Retailer 8$3,286 NZD
Retailer 2$3,560 NZD
Retailer 6$3,560 NZD
Retailer 4$3,725 NZD
Retailer 7$4,109 NZD
NZ Jewellers$8,686 NZD

27 data points across 9 retailers

8 retailers$2,872 NZD to $8,686 NZD

Retailer 1
-
$2,872 NZD
₹153,924 INR
Price last confirmed 8 days ago
Retailer 2
-
$3,215 NZD
$1,809 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$3,217 NZD
$1,810 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$3,560 NZD
$2,003 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$3,560 NZD
$2,003 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$3,725 NZD
$2,096 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$4,109 NZD
$2,312 USD
View
Price last confirmed 12 days ago
Most Expensive
NZ Jewellers
f6e25bef-d73e-4f7c-b5e6-1bbc29e2fb56 · Oct 23
$8,686 NZD
$4,887 USD
View
Price last confirmed 10 days ago
7 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 Round
$2,872 NZD