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Cushion|Natural|GIA

0.45ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6532118002

Certificate GIA 6532118002

Diamond specifications and retailer prices

From $454 AUD
As of November 3, 2026
Save $799 AUD (64%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,253 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 0.45ct natural cushion diamond

This 0.45ct 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 6532118002. Listed at 15 retailers as of November 3, 2026, with prices from $454 to $1,253, a $799 spread on the same certified stone. MOH London lists it at $1,253. 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

0.45
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle36.3°
Pavilion angle36.5°
OriginNatural
Grading LabGIA
CertificateGIA 6532118002
Dimensions4.40 × 4.35 × 2.97 mm
L/W Ratio1.01
Top View
4.40 mm4.35 mm0.45 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6532118002
Side View
Table 60.0%Crown 36.3°Girdle: THN-VTKPavilion 36.5°Culet: NoneDepth 68.2%

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: Nov 3
Current: $1,253 AUD|Low: $451 AUD|High: $1,290 AUD|Avg: $726 AUD|-2.9%
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
Retailer 14
Retailer 15
November 5, 2026
Retailer 3$454 AUD
Retailer 4$458 AUD
Retailer 11$495 AUD
Retailer 15$521 AUD
Retailer 13$530 AUD
Retailer 14$588 AUD
Retailer 5$655 AUD
Retailer 6$656 AUD
Retailer 7$680 AUD
Retailer 2$699 AUD
Retailer 12$815 AUD
Retailer 9$846 AUD
Retailer 10$991 AUD
Retailer 8$1,096 AUD
MOH London$1,253 AUD

26 data points across 15 retailers

15 retailers$454 AUD to $1,253 AUD

A
Cheapest Retailer
-
$454 AUD
Final sale: no returns
A
Retailer 2
-
$458 AUD
View
A
Retailer 3
-
$495 AUD
View
A
Retailer 4
-
$521 AUD
View
Retailer 5
-
$530 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$588 AUD
View
A
Retailer 7
-
$655 AUD
View
A
Retailer 8
-
$656 AUD
View
A
Retailer 9
-
$680 AUD
View
A
Retailer 10
-
$699 AUD
View
A
Retailer 11
-
$815 AUD
View
A
Retailer 12
-
$846 AUD
View
A
Retailer 13
-
$991 AUD
View
B+
Retailer 14
-
$1,096 AUD
View
Most Expensive
B+
MOH London
591BD1072 · Nov 4
$1,253 AUD
£678 GBP
View
14 more retailers have this diamond
Prices start from $454 AUDSave up to $799 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
0.45ct Cushion
$454 AUD