CaratHunter
Plans
Cushion|Natural|HRD

0.30ct G SI1 Cushion Natural Diamond

EX • G/SI1 • HRD 260000171091

Certificate HRD 260000171091

Diamond specifications and retailer prices

From $394 AUD
$276 USD
As of October 29, 2026
Save $454 AUD (54%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $848 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct natural cushion diamond

This 0.3ct natural cushion sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000171091. Listed at 6 retailers as of October 29, 2026, with prices from $394 to $848, a $454 spread on the same certified stone. MOH London lists it at $848. 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

0.30
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000171091
Dimensions4.72 × 3.51 × 2.34 mm
L/W Ratio1.34
Top View
4.72 mm3.51 mm0.30 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000171091
Side View
Table 64.0%CrownGirdle: FAC-FACPavilionCuletDepth 66.7%

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: $848 AUD|Low: $349 AUD|High: $854 AUD|Avg: $570 AUD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$394 AUD
Retailer 3$471 AUD
Retailer 4$501 AUD
Retailer 6$551 AUD
Retailer 2$632 AUD
MOH London$848 AUD

34 data points across 6 retailers

6 retailers$394 AUD to $848 AUD

A
Cheapest Retailer
-
$394 AUD
$276 USD
A
Retailer 2
-
$471 AUD
£260 GBP
View
A
Retailer 3
-
$501 AUD
£276 GBP
View
B+
Retailer 4
-
$551 AUD
$386 USD
View
B+
Retailer 5
-
$632 AUD
€422 EUR
View
Most Expensive
B
MOH London
B0B1989F0 · Oct 29
$848 AUD
£468 GBP
View
5 more retailers have this diamond
Prices start from $394 AUDSave up to $454 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
0.30ct Cushion
$394 AUD