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Marquise|Natural|HRD

1.51ct H SI2 Marquise Natural Diamond

ID • H/SI2 • HRD 260000151254

Certificate HRD 260000151254

Diamond specifications and retailer prices

From $5,173 AUD
₹345,263 INR
As of November 2, 2026
Save $6,401 AUD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $11,574 AUD 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 H 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 260000151254. Listed at 14 retailers as of October 30, 2026, with prices from $5,173 to $11,574, a $6,401 spread on the same certified stone. NZ Jewellers lists it at $11,574. 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
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000151254
Dimensions10.89 × 5.75 × 3.67 mm
L/W Ratio1.89
Top View
10.89 mm5.75 mm1.51 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000151254
Side View
Table 63.0%CrownGirdle: THIPavilionCulet: NoneDepth 63.9%

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 2
Current: $11,574 AUD|Low: $5,164 AUD|High: $11,869 AUD|Avg: $7,192 AUD|-2.5%
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
November 2, 2026
Retailer 7$5,173 AUD
Retailer 4$5,503 AUD
Retailer 13$5,989 AUD
Retailer 14$6,061 AUD
Retailer 5$6,133 AUD
Retailer 9$6,644 AUD
Retailer 10$6,644 AUD
Retailer 11$6,644 AUD
Retailer 3$6,649 AUD
Retailer 6$6,857 AUD
Retailer 8$7,515 AUD
Retailer 12$7,665 AUD
Retailer 2$10,581 AUD
NZ Jewellers$11,574 AUD

32 data points across 14 retailers

14 retailers$5,173 AUD to $11,574 AUD

A
Cheapest Retailer
-
$5,173 AUD
₹345,263 INR
A
Retailer 2
-
$5,503 AUD
$3,857 USD
View
A
Retailer 3
-
$5,989 AUD
$4,197 USD
View
A
Retailer 4
-
$6,061 AUD
$4,248 USD
View
A
Retailer 5
-
$6,133 AUD
$4,298 USD
View
Final sale: no returns
A
Retailer 6
-
$6,644 AUD
$4,656 USD
View
A
Retailer 7
-
$6,644 AUD
$4,656 USD
View
Retailer 8
-
$6,644 AUD
$4,656 USD
View
Price last confirmed 17 days ago
A
Retailer 9
-
$6,649 AUD
$4,660 USD
View
B+
Retailer 10
-
$6,857 AUD
$4,806 USD
View
B+
Retailer 11
-
$7,515 AUD
€5,016 EUR
View
A
Retailer 12
-
$7,665 AUD
$5,372 USD
View
B+
Retailer 13
-
$10,581 AUD
£5,839 GBP
View
Most Expensive
B+
NZ Jewellers
188cf65d-40e9-407a-818b-e0a4662a1176 · Oct 30
$11,574 AUD
$8,111 USD
View
13 more retailers have this diamond
Prices start from $5,173 AUDSave up to $6,401 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
1.51ct Marquise
$5,173 AUD