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Marquise|Natural|HRD

1.51ct H SI2 Marquise Natural Diamond

ID • H/SI2 • HRD 260000032532

Certificate HRD 260000032532

Diamond specifications and retailer prices

From $3,173 AUD
₹211,791 INR
As of November 2, 2026
Save $8,414 AUD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,587 AUD at MOH London · As of October 29, 2026
View at MOH London

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 260000032532. Listed at 12 retailers as of October 29, 2026, with prices from $3,173 to $11,587, a $8,414 spread on the same certified stone. MOH London lists it at $11,587. 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
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000032532
Dimensions11.23 × 5.86 × 3.73 mm
L/W Ratio1.92
Culet sizePointed
Top View
11.23 mm5.86 mm1.51 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000032532
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 63.7%

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: $11,587 AUD|Low: $3,168 AUD|High: $12,209 AUD|Avg: $6,855 AUD|-4.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2$3,173 AUD
Retailer 5$3,584 AUD
Retailer 4$6,527 AUD
Retailer 6$6,679 AUD
Retailer 7$7,453 AUD
Retailer 8$7,574 AUD
Retailer 3$8,186 AUD
MOH London$11,587 AUD

37 data points across 8 retailers

12 retailers$3,173 AUD to $11,587 AUD

A
Cheapest Retailer
-
$3,173 AUD
₹211,791 INR
A
Retailer 2
-
$3,584 AUD
$2,512 USD
View
A
Retailer 3
-
$6,527 AUD
$4,574 USD
View
A
Retailer 4
-
$6,679 AUD
$4,681 USD
View
Final sale: no returns
A
Retailer 5
-
$7,453 AUD
$5,223 USD
View
Retailer 6
-
$7,574 AUD
$5,308 USD
View
Price last confirmed 40 days ago
Retailer 7
-
$7,574 AUD
$5,308 USD
View
Price last confirmed 32 days ago
Retailer 8
-
$7,574 AUD
$5,308 USD
View
Price last confirmed 32 days ago
A
Retailer 9
-
$8,186 AUD
€5,464 EUR
View
Retailer 10
-
$8,740 AUD
$6,125 USD
View
Price last confirmed 39 days ago
Retailer 11
-
$8,740 AUD
$6,125 USD
View
Price last confirmed 57 days ago
Most Expensive
B+
MOH London
87E267E3E · Oct 29
$11,587 AUD
£6,394 GBP
View
11 more retailers have this diamond
Prices start from $3,173 AUDSave up to $8,414 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
$3,173 AUD