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Marquise|Natural|HRD

1.21ct H SI2 Marquise Natural Diamond

ID • H/SI2 • HRD 260000154539

Certificate HRD 260000154539

Diamond specifications and retailer prices

From $2,695 AUD
As of November 6, 2026
Save $4,031 AUD (60%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,727 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-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 260000154539. Listed at 13 retailers as of November 5, 2026, with prices from $2,695 to $6,727, a $4,031 spread on the same certified stone. NZ Jewellers lists it at $6,727. 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

1.21
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabHRD
CertificateHRD 260000154539
Dimensions10.45 × 5.45 × 3.47 mm
L/W Ratio1.92
Top View
10.45 mm5.45 mm1.21 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateHRD 260000154539
Side View
Table 62.0%CrownGirdle: MediumPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,727 AUD|Low: $2,585 AUD|High: $6,727 AUD|Avg: $3,760 AUD
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
November 6, 2026
Retailer 6$2,695 AUD
Retailer 5$2,970 AUD
Retailer 11$2,984 AUD
Retailer 10$3,128 AUD
Retailer 4$3,218 AUD
Retailer 12$3,218 AUD
Retailer 13$3,366 AUD
Retailer 9$3,398 AUD
Retailer 2$3,697 AUD
Retailer 3$3,713 AUD
Retailer 8$4,017 AUD
Retailer 7$5,622 AUD
NZ Jewellers$6,727 AUD

38 data points across 13 retailers

13 retailers$2,695 AUD to $6,727 AUD

A
Cheapest Retailer
-
$2,695 AUD
A
Retailer 2
-
$2,970 AUD
View
Final sale: no returns
A
Retailer 3
-
$2,984 AUD
View
A
Retailer 4
-
$3,128 AUD
View
A
Retailer 5
-
$3,218 AUD
View
Retailer 6
-
$3,218 AUD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$3,366 AUD
View
B+
Retailer 8
-
$3,398 AUD
View
A
Retailer 9
-
$3,697 AUD
View
A
Retailer 10
-
$3,713 AUD
View
A
Retailer 11
-
$4,017 AUD
View
B+
Retailer 12
-
$5,622 AUD
View
Most Expensive
B
NZ Jewellers
644f6853-d0ff-47b2-b666-cab2248664b1 · Nov 5
$6,727 AUD
$4,622 USD
View
12 more retailers have this diamond
Prices start from $2,695 AUDSave up to $4,031 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
1.21ct Marquise
$2,695 AUD