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Marquise|Natural|HRD

1.20ct D SI2 Marquise Natural Diamond

EX • D/SI2 • HRD 260000268503

Certificate HRD 260000268503

Diamond specifications and retailer prices

From $3,585 AUD
As of November 6, 2026
Save $4,858 AUD (58%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,443 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-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 260000268503. Listed at 8 retailers as of November 5, 2026, with prices from $3,585 to $8,443, a $4,858 spread on the same certified stone. NZ Jewellers lists it at $8,443. 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

1.20
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabHRD
CertificateHRD 260000268503
Dimensions10.88 × 5.45 × 3.47 mm
L/W Ratio2.00
Culet sizeNone
Top View
10.88 mm5.45 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateHRD 260000268503
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.6%

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: Nov 6
Current: $8,443 AUD|Low: $3,585 AUD|High: $8,443 AUD|Avg: $5,459 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$3,585 AUD
Retailer 5$4,302 AUD
Retailer 8$4,846 AUD
Retailer 7$5,033 AUD
Retailer 3$5,308 AUD
Retailer 4$5,552 AUD
Retailer 6$8,082 AUD
NZ Jewellers$8,443 AUD

7 data points across 8 retailers

8 retailers$3,585 AUD to $8,443 AUD

A
Cheapest Retailer
-
$3,585 AUD
A
Retailer 2
-
$4,302 AUD
View
A
Retailer 3
-
$4,846 AUD
View
A
Retailer 4
-
$5,033 AUD
View
A
Retailer 5
-
$5,308 AUD
View
A
Retailer 6
-
$5,552 AUD
View
B
Retailer 7
-
$8,082 AUD
View
Most Expensive
B
NZ Jewellers
803f18d0-e3f8-4d1f-94e8-706b54c5ae71 · Nov 5
$8,443 AUD
$5,801 USD
View
7 more retailers have this diamond
Prices start from $3,585 AUDSave up to $4,858 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
1.20ct Marquise
$3,585 AUD