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Cushion|Natural|GIA

3.00ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 6445673307

Certificate GIA 6445673307

Diamond specifications and retailer prices

From $50,188 AUD
As of November 5, 2026
Save $12,431 AUD (20%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $62,619 AUD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 3ct natural cushion diamond

This 3ct natural cushion sits in the three to five carat band, graded H 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 6445673307. Listed at 5 retailers as of November 5, 2026, with prices from $50,188 to $62,619, a $12,431 spread on the same certified stone. 77 Diamonds lists it at $62,619. 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

3.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.64°
Pavilion angle37.48°
OriginNatural
Grading LabGIA
CertificateGIA 6445673307
Dimensions9.42 × 7.62 × 5.32 mm
L/W Ratio1.24
Top View
9.42 mm7.62 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6445673307
Side View
Table 62.0%Crown 41.64°Girdle: MED-THKPavilion 37.48°Culet: NoneDepth 69.8%

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: $62,619 AUD|Low: $50,188 AUD|High: $63,788 AUD|Avg: $54,129 AUD|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$50,188 AUD
Retailer 2$50,254 AUD
Retailer 5$52,608 AUD
Retailer 6$53,102 AUD
Retailer 4$55,292 AUD
77 Diamonds$62,619 AUD

33 data points across 6 retailers

5 retailers$50,188 AUD to $62,619 AUD

B+
Cheapest Retailer
-
$50,188 AUD
B+
Retailer 2
-
$50,254 AUD
View
B+
Retailer 3
-
$52,608 AUD
View
B
Retailer 4
-
$53,102 AUD
View
Most Expensive
B
77 Diamonds
CUSZZDPQUJ4W · Nov 6
$62,619 AUD
£33,878 GBP
View
4 more retailers have this diamond
Prices start from $50,188 AUDSave up to $12,431 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+
3.00ct Cushion
$50,188 AUD