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Cushion|Natural|HRD

5.09ct D SI2 Cushion Natural Diamond

EX • D/SI2 • HRD 190000109217

Shape and cutting style on the report: Cushion

Certificate HRD 190000109217

Diamond specifications and retailer prices

From $90,222 AUD
€60,358 EUR
As of October 29, 2026
Save $79,749 AUD (47%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $169,971 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 5.09ct natural cushion diamond

This 5.09ct natural cushion sits in the over five 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 190000109217. Listed at 5 retailers as of October 29, 2026, with prices from $90,222 to $169,971, a $79,749 spread on the same certified stone. MOH London lists it at $169,971. 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

5.09
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceStrong
OriginNatural
Grading LabHRD
CertificateHRD 190000109217
Dimensions10.67 × 9.06 × 6.14 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizeNone
Top View
10.67 mm9.06 mm5.09 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceStrong
CertificateHRD 190000109217
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: 0.0Depth 68.0%

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: Oct 29
Current: $169,971 AUD|Low: $90,222 AUD|High: $172,019 AUD|Avg: $120,137 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$90,222 AUD
Retailer 4$108,867 AUD
Retailer 3$110,120 AUD
Retailer 5$113,664 AUD
Retailer 2$127,621 AUD
MOH London$169,971 AUD

22 data points across 6 retailers

5 retailers$90,222 AUD to $169,971 AUD

A
Cheapest Retailer
-
$90,222 AUD
€60,358 EUR
B+
Retailer 2
-
$108,867 AUD
$76,473 USD
View
B+
Retailer 3
-
$110,120 AUD
$77,353 USD
View
Final sale: no returns
B+
Retailer 4
-
$127,621 AUD
€85,378 EUR
View
Most Expensive
B
MOH London
5424B9137 · Nov 1
$169,971 AUD
£94,012 GBP
View
4 more retailers have this diamond
Prices start from $90,222 AUDSave up to $79,749 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
5.09ct Cushion
$90,222 AUD