CaratHunter
Plans
Marquise|Natural|HRD

1.51ct E SI2 Marquise Natural Diamond

EX • E/SI2 • HRD 250000234098

Certificate HRD 250000234098

Diamond specifications and retailer prices

From $14,947 NZD
$8,424 USD
As of October 30, 2026
Save $13,978 NZD (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $28,925 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded E 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 250000234098. Listed at 10 retailers as of October 30, 2026, with prices from $14,947 to $28,925, a $13,978 spread on the same certified stone. NZ Jewellers lists it at $28,925. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 250000234098
Dimensions11.74 × 5.99 × 3.75 mm
L/W Ratio1.96
Culet sizeNone
Top View
11.74 mm5.99 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateHRD 250000234098
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.6%

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 30
Current: $28,925 NZD|Low: $10,384 NZD|High: $28,925 NZD|Avg: $17,406 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4$10,384 NZD
Retailer 3$14,430 NZD
Retailer 10$14,947 NZD
Retailer 8$15,413 NZD
Retailer 6$15,962 NZD
Retailer 9$15,963 NZD
Retailer 11$17,294 NZD
Retailer 12$17,560 NZD
Retailer 2$18,898 NZD
Retailer 7$19,954 NZD
Retailer 5$24,230 NZD
NZ Jewellers$28,925 NZD

26 data points across 12 retailers

10 retailers$14,947 NZD to $28,925 NZD

A
Cheapest Retailer
-
$14,947 NZD
$8,424 USD
A
Retailer 2
-
$15,413 NZD
$8,687 USD
View
A
Retailer 3
-
$15,962 NZD
$8,996 USD
View
Final sale: no returns
A
Retailer 4
-
$15,963 NZD
$8,997 USD
View
B+
Retailer 5
-
$17,294 NZD
$9,747 USD
View
B+
Retailer 6
-
$17,560 NZD
$9,897 USD
View
B+
Retailer 7
-
$18,898 NZD
€10,144 EUR
View
B+
Retailer 8
-
$19,954 NZD
$11,246 USD
View
B+
Retailer 9
-
$24,230 NZD
£10,753 GBP
View
Most Expensive
B
NZ Jewellers
a89fe4c7-170f-4e5d-a4f2-5749c15e6e07 · Oct 30
$28,925 NZD
$16,302 USD
View
9 more retailers have this diamond
Prices start from $14,947 NZDSave up to $13,978 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 Marquise
$14,947 NZD