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Cushion|Natural|GIA

0.30ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 6545355198

Certificate GIA 6545355198

Diamond specifications and retailer prices

From $355 AUD
₹23,746 INR
As of October 31, 2026
Save $797 AUD (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,152 AUD at MOH London · As of November 1, 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 GIA 6545355198. Listed at 9 retailers as of October 31, 2026, with prices from $355 to $1,152, a $797 spread on the same certified stone. MOH London lists it at $1,152. 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
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545355198
Dimensions3.82 × 3.78 × 2.60 mm
L/W Ratio1.01
Top View
3.82 mm3.78 mm0.30 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6545355198
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.9%

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 31
Current: $1,152 AUD|Low: $354 AUD|High: $1,164 AUD|Avg: $749 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$355 AUD
Retailer 7$575 AUD
Retailer 2$646 AUD
Retailer 10$653 AUD
Retailer 6$683 AUD
Retailer 8$705 AUD
Retailer 5$773 AUD
Retailer 4$921 AUD
Retailer 9$972 AUD
MOH London$1,152 AUD

36 data points across 10 retailers

9 retailers$355 AUD to $1,152 AUD

A
Cheapest Retailer
-
$355 AUD
₹23,746 INR
B+
Retailer 2
-
$575 AUD
$404 USD
View
B+
Retailer 3
-
$646 AUD
£357 GBP
View
B+
Retailer 4
-
$683 AUD
£378 GBP
View
B+
Retailer 5
-
$705 AUD
$495 USD
View
B
Retailer 6
-
$773 AUD
ZAR 8,771 ZAR
View
B
Retailer 7
-
$921 AUD
€616 EUR
View
Retailer 8
-
$972 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
100EA79A0 · Nov 1
$1,152 AUD
£637 GBP
View
8 more retailers have this diamond
Prices start from $355 AUDSave up to $797 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
$355 AUD