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Round|Natural|GIA

3.20ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 5556497604

Certificate GIA 5556497604

Diamond specifications and retailer prices

From $46,745 AUD
$32,760 USD
As of October 31, 2026
Save $32,898 AUD (41%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $79,643 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 3.2ct natural round diamond

This 3.2ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5556497604. Listed at 5 retailers as of October 31, 2026, with prices from $46,745 to $79,643, a $32,898 spread on the same certified stone. MOH London lists it at $79,643. 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

3.20
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556497604
Dimensions9.40 × 9.34 × 5.86 mm
L/W Ratio1.01
Star length45%
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Needle
Top View
9.40 mm9.34 mm3.20 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556497604
Side View
Table 60.0%Crown 35°GirdlePavilion 41.6°Culet: NoneDepth 62.5%

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: Oct 31
Current: $79,643 AUD|Low: $42,496 AUD|High: $84,258 AUD|Avg: $55,636 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4$46,745 AUD
Retailer 5$46,889 AUD
Retailer 7$47,635 AUD
Retailer 8$47,751 AUD
Retailer 11$48,148 AUD
Retailer 2$51,060 AUD
Retailer 9$52,160 AUD
Retailer 6$53,121 AUD
Retailer 3$54,167 AUD
MOH London$79,643 AUD
Retailer 10$84,258 AUD

31 data points across 11 retailers

5 retailers$46,745 AUD to $79,643 AUD

B+
Cheapest Retailer
-
$46,745 AUD
$32,760 USD
Final sale: no returns
B+
Retailer 2
-
$46,889 AUD
$32,861 USD
View
B+
Retailer 3
-
$51,060 AUD
£28,176 GBP
View
Retailer 4
-
$53,121 AUD
$37,228 USD
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
084DF2CE0 · Nov 1
$79,643 AUD
£43,949 GBP
View
4 more retailers have this diamond
Prices start from $46,745 AUDSave up to $32,898 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+
3.20ct Round
$46,745 AUD