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Cushion|Natural|GIA

0.51ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 6522060573

Certificate GIA 6522060573

Diamond specifications and retailer prices

From $552 AUD
As of November 6, 2026
Save $933 AUD (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,485 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter 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 6522060573. Listed at 5 retailers as of November 6, 2026, with prices from $552 to $1,485, a $933 spread on the same certified stone. Do Amore Diamonds lists it at $1,485. 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

0.51
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6522060573
Dimensions4.79 × 4.38 × 2.85 mm
L/W Ratio1.09
Top View
4.79 mm4.38 mm0.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6522060573
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.1%

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 6
Current: $1,485 AUD|Low: $480 AUD|High: $1,645 AUD|Avg: $852 AUD|-9.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4$552 AUD
Retailer 5$588 AUD
Retailer 2$752 AUD
Retailer 6$830 AUD
Retailer 7$830 AUD
Retailer 8$859 AUD
Retailer 3$865 AUD
Do Amore Diamonds$1,485 AUD

41 data points across 8 retailers

5 retailers$552 AUD to $1,485 AUD

A
Cheapest Retailer
-
$552 AUD
Final sale: no returns
A
Retailer 2
-
$588 AUD
View
A
Retailer 3
-
$752 AUD
View
A
Retailer 4
-
$865 AUD
View
Most Expensive
B
Do Amore Diamonds
12-100761408580 · Nov 6
$1,485 AUD
$1,020 USD
View
4 more retailers have this diamond
Prices start from $552 AUDSave up to $933 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
0.51ct Cushion
$552 AUD