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Marquise|Natural|HRD

1.00ct H SI2 Marquise Natural Diamond

ID • H/SI2 • HRD 260000219128

Certificate HRD 260000219128

Diamond specifications and retailer prices

From $2,212 AUD
As of November 6, 2026
Save $4,708 AUD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,920 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct 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 260000219128. Listed at 14 retailers as of November 5, 2026, with prices from $2,212 to $6,920, a $4,708 spread on the same certified stone. NZ Jewellers lists it at $6,920. 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

1.00
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000219128
Dimensions9.76 × 5.14 × 3.28 mm
L/W Ratio1.90
Top View
9.76 mm5.14 mm1.00 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000219128
Side View
Table 55.0%CrownGirdle: THIPavilionCulet: NoneDepth 63.8%

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: $6,920 AUD|Low: $2,212 AUD|High: $6,920 AUD|Avg: $3,370 AUD|+12.6%
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 6, 2026
Retailer 7$2,212 AUD
Retailer 4$2,585 AUD
Retailer 3$2,618 AUD
Retailer 5$2,626 AUD
Retailer 12$2,837 AUD
Retailer 13$2,837 AUD
Retailer 14$2,860 AUD
Retailer 10$2,968 AUD
Retailer 2$2,969 AUD
Retailer 11$3,037 AUD
Retailer 6$3,273 AUD
Retailer 8$3,854 AUD
Retailer 9$4,957 AUD
NZ Jewellers$6,920 AUD

32 data points across 14 retailers

14 retailers$2,212 AUD to $6,920 AUD

A
Cheapest Retailer
-
$2,212 AUD
A
Retailer 2
-
$2,585 AUD
View
B+
Retailer 3
-
$2,618 AUD
View
Final sale: no returns
A
Retailer 4
-
$2,626 AUD
View
Retailer 5
-
$2,837 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$2,837 AUD
View
A
Retailer 7
-
$2,860 AUD
View
A
Retailer 8
-
$2,968 AUD
View
A
Retailer 9
-
$2,969 AUD
View
A
Retailer 10
-
$3,037 AUD
View
A
Retailer 11
-
$3,273 AUD
View
B+
Retailer 12
-
$3,854 AUD
View
B
Retailer 13
-
$4,957 AUD
View
Most Expensive
C
NZ Jewellers
8e88b397-8510-4953-9942-7d72bf76c0cd · Nov 5
$6,920 AUD
$4,755 USD
View
13 more retailers have this diamond
Prices start from $2,212 AUDSave up to $4,708 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
1.00ct Marquise
$2,212 AUD