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Cushion|Natural|GIA

3.03ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 661

Certificate GIA 661

Diamond specifications and retailer prices

From $54,751 AUD
As of November 6, 2026
Save $8,954 AUD (14%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $63,704 AUD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 3.03ct natural cushion diamond

This 3.03ct natural cushion sits in the three to five 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. Listed at 3 retailers as of November 5, 2026, with prices from $54,751 to $63,704, a $8,954 spread on the same certified stone. Blue Nile lists it at $63,704. 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

3.03
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 661
Dimensions9.44 × 7.53 × 5.25 mm
L/W Ratio1.25
Top View
9.44 mm7.53 mm3.03 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 661
Side View
Table 65.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 69.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $63,704 AUD|Low: $54,238 AUD|High: $63,704 AUD|Avg: $58,741 AUD
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$54,751 AUD
Retailer 3$58,264 AUD
Blue Nile$63,704 AUD

3 data points across 3 retailers

3 retailers$54,751 AUD to $63,704 AUD

B+
Cheapest Retailer
-
$54,751 AUD
B+
Retailer 2
-
$58,264 AUD
View
Most Expensive
B
Blue Nile
19004943 · Nov 5
$63,704 AUD
$43,771 USD
View
2 more retailers have this diamond
Prices start from $54,751 AUDSave up to $8,954 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.

B+
3.03ct Cushion
$54,751 AUD