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Round|Natural|GIA

3.00ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2566166788

Certificate GIA 2566166788

Diamond specifications and retailer prices

From $35,727 AUD
As of November 5, 2026
Save $8,975 AUD (20%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $81,757 AUD at 77 Diamonds · As of October 27, 2026
View at 77 Diamonds

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566166788. Listed at 14 retailers as of November 4, 2026, with a 25% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2566166788
Dimensions9.12 × 9.17 × 5.74 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Knot, Indented Natural
Top View
9.12 mm9.17 mm3.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2566166788
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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 5
Current: $81,757 AUD|Low: $35,727 AUD|High: $81,757 AUD|Avg: $44,619 AUD|+112.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 5, 2026
Retailer 14$35,727 AUD
Retailer 11$35,951 AUD
Retailer 10$38,195 AUD
Retailer 6$38,671 AUD
Retailer 8$39,269 AUD
Retailer 12$39,722 AUD
Retailer 3$40,978 AUD
Retailer 5$43,026 AUD
Retailer 2$44,056 AUD
Retailer 13$44,306 AUD
Retailer 7$44,392 AUD
Retailer 9$44,702 AUD
Retailer 15$45,913 AUD
Retailer 4$46,101 AUD
Retailer 16$58,290 AUD
77 Diamonds$81,757 AUD

21 data points across 16 retailers

14 retailers$35,727 AUD to $44,702 AUD

A
Cheapest Retailer
-
$35,727 AUD
A
Retailer 2
-
$35,951 AUD
View
A
Retailer 3
-
$38,195 AUD
View
Retailer 4
-
$38,671 AUD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$39,722 AUD
View
Retailer 6
-
$40,978 AUD
View
Price last confirmed 21 days ago
Retailer 7
-
$43,026 AUD
View
Price last confirmed 22 days ago
A
Retailer 8
-
$44,056 AUD
View
A
Retailer 9
-
$44,306 AUD
View
Retailer 10
-
$44,392 AUD
View
Price last confirmed 17 days ago
A
Retailer 11
-
$44,702 AUD
View
Retailer 12
-
$46,101 AUD
View
Price last confirmed 19 days ago
Retailer 13
-
$58,290 AUD
View
Price last confirmed 18 days ago
Most Expensive
77 Diamonds
RBPUIFSMXJ82ZKH · Oct 27
$81,757 AUD
£45,065 GBP
View
Price last confirmed 10 days ago
13 more retailers have this diamond
Prices start from $35,727 AUDSave up to $8,975 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
3.00ct Round
$35,727 AUD