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Cushion|Natural|GIA

3.03ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 5221990028

Certificate GIA 5221990028

Diamond specifications and retailer prices

From $60,785 AUD
As of November 5, 2026
Save $17,273 AUD (22%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $78,057 AUD at Cape Diamonds · As of November 6, 2026
View at Cape Diamonds

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 5221990028. Listed at 5 retailers as of November 5, 2026, with prices from $60,785 to $78,057, a $17,273 spread on the same certified stone. Cape Diamonds lists it at $78,057. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5221990028
Dimensions8.55 × 8.20 mm
L/W Ratio1.04
Culet sizeSlightly Large
Top View
8.55 mm8.20 mm3.03 ctG / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5221990028
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: SLGDepth 68.2%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $78,057 AUD|Low: $60,785 AUD|High: $78,600 AUD|Avg: $65,976 AUD|+1.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$60,785 AUD
Retailer 4$63,121 AUD
Retailer 5$63,121 AUD
Retailer 3$65,216 AUD
Cape Diamonds$78,057 AUD

8 data points across 5 retailers

5 retailers$60,785 AUD to $78,057 AUD

B+
Cheapest Retailer
-
$60,785 AUD
B
Retailer 2
-
$63,121 AUD
View
B
Retailer 3
-
$63,121 AUD
View
B
Retailer 4
-
$65,216 AUD
View
Most Expensive
B
Cape Diamonds
cert_5221990028 · Nov 6
$78,057 AUD
ZAR 866,445 ZAR
View
4 more retailers have this diamond
Prices start from $60,785 AUDSave up to $17,273 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
$60,785 AUD