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Cushion|Natural|GIA

0.30ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 1563288400

Certificate GIA 1563288400

Diamond specifications and retailer prices

From $395 AUD
₹26,422 INR
As of October 29, 2026
Save $842 AUD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,236 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563288400. Listed at 14 retailers as of October 29, 2026, with prices from $395 to $1,236, a $842 spread on the same certified stone. MOH London lists it at $1,236. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563288400
Dimensions4.60 × 3.35 × 2.23 mm
L/W Ratio1.37
Top View
4.60 mm3.35 mm0.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563288400
Side View
Table 66.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 66.5%

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: $1,236 AUD|Low: $392 AUD|High: $1,327 AUD|Avg: $801 AUD|-6.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 6$395 AUD
Retailer 13$474 AUD
Retailer 12$574 AUD
Retailer 5$574 AUD
Retailer 2$691 AUD
Retailer 11$718 AUD
Retailer 9$730 AUD
Retailer 3$737 AUD
Retailer 4$796 AUD
Retailer 10$824 AUD
Retailer 8$891 AUD
Retailer 7$1,084 AUD
MOH London$1,236 AUD

25 data points across 13 retailers

14 retailers$395 AUD to $1,236 AUD

A
Cheapest Retailer
-
$395 AUD
₹26,422 INR
A
Retailer 2
-
$474 AUD
HK$2,600 HKD
View
A
Retailer 3
-
$574 AUD
$403 USD
View
A
Retailer 4
-
$574 AUD
SGD 545 SGD
View
A
Retailer 5
-
$691 AUD
£382 GBP
View
B+
Retailer 6
-
$718 AUD
$505 USD
View
B+
Retailer 7
-
$730 AUD
£404 GBP
View
B+
Retailer 8
-
$737 AUD
$517 USD
View
B+
Retailer 9
-
$796 AUD
$559 USD
View
B+
Retailer 10
-
$824 AUD
ZAR 9,348 ZAR
View
B+
Retailer 11
-
$891 AUD
€596 EUR
View
Retailer 12
-
$909 AUD
View
Price last confirmed 26 days ago
B
Retailer 13
-
$1,084 AUD
£599 GBP
View
Most Expensive
B
MOH London
27E0F1002 · Oct 29
$1,236 AUD
£684 GBP
View
13 more retailers have this diamond
Prices start from $395 AUDSave up to $842 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
$395 AUD