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Cushion|Natural|HRD

1.00ct M SI1 Cushion Natural Diamond

ID • M/SI1 • HRD 250000266981

Certificate HRD 250000266981

Diamond specifications and retailer prices

From $2,444 AUD
As of November 5, 2026
Save $1,164 AUD (32%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,608 AUD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000266981. Listed at 3 retailers as of November 5, 2026, with prices from $2,444 to $3,608, a $1,164 spread on the same certified stone. Yorxs lists it at $3,608. 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
M
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 250000266981
Dimensions5.53 × 5.48 × 3.56 mm
L/W Ratio1.01
Top View
5.53 mm5.48 mm1.00 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 250000266981
Side View
Table 63.0%CrownGirdlePavilionCuletDepth 65.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $2,444 AUD|Low: $2,444 AUD|High: $3,657 AUD|Avg: $2,972 AUD|-12.0%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 1$2,444 AUD
Retailer 3$2,872 AUD
Retailer 2$2,882 AUD
Yorxs$3,608 AUD

19 data points across 4 retailers

3 retailers$2,444 AUD to $3,608 AUD

B
Cheapest Retailer
-
$2,444 AUD
Retailer 2
-
$2,882 AUD
View
Price last confirmed 12 days ago
Most Expensive
C
Yorxs
C153D0E41 · Nov 6
$3,608 AUD
€2,361 EUR
View
2 more retailers have this diamond
Prices start from $2,444 AUDSave up to $1,164 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.

B
1.00ct Cushion
$2,444 AUD