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Radiant|Natural|HRD

1.51ct D SI2 Radiant Natural Diamond

ID • D/SI2 • HRD 260000205966

Certificate HRD 260000205966

Diamond specifications and retailer prices

From $8,275 NZD
$4,664 USD
As of October 29, 2026
Save $6,143 NZD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $14,418 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded D 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 260000205966. Listed at 5 retailers as of October 30, 2026, with prices from $8,275 to $14,418, a $6,143 spread on the same certified stone. NZ Jewellers lists it at $14,418. 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
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Pavilion angle60.73°
OriginNatural
Grading LabHRD
CertificateHRD 260000205966
Dimensions7.88 × 5.75 × 3.86 mm
L/W Ratio1.37
Top View
7.88 mm5.75 mm1.51 ctD / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000205966
Side View
Table 63.0%CrownGirdle: MediumPavilion 60.73°CuletDepth 67.1%

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: Oct 29
Current: $14,418 NZD|Low: $8,275 NZD|High: $14,418 NZD|Avg: $10,661 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$8,275 NZD
Retailer 5$8,275 NZD
Retailer 2$9,611 NZD
Retailer 3$13,180 NZD
NZ Jewellers$14,418 NZD

22 data points across 5 retailers

5 retailers$8,275 NZD to $14,418 NZD

A
Cheapest Retailer
-
$8,275 NZD
$4,664 USD
A
Retailer 2
-
$8,275 NZD
$4,664 USD
View
A
Retailer 3
-
$9,611 NZD
€5,159 EUR
View
B+
Retailer 4
-
$13,180 NZD
£5,849 GBP
View
Most Expensive
B+
NZ Jewellers
1c265227-8069-4298-a570-1f0072c3d7a4 · Oct 30
$14,418 NZD
$8,126 USD
View
4 more retailers have this diamond
Prices start from $8,275 NZDSave up to $6,143 NZD

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 Radiant
$8,275 NZD