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Round|Natural|GIA

3.03ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6233818370

Certificate GIA 6233818370

Diamond specifications and retailer prices

From $41,059 AUD
As of November 4, 2026
Save $29,186 AUD (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $70,246 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6233818370. Listed at 12 retailers as of November 4, 2026, with prices from $41,059 to $70,246, a $29,186 spread on the same certified stone. MOH London lists it at $70,246. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6233818370
Dimensions9.18 × 9.24 × 5.77 mm
L/W Ratio1.01
Top View
9.18 mm9.24 mm3.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6233818370
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 40.8°CuletDepth 62.6%

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 4
Current: $70,246 AUD|Low: $41,059 AUD|High: $71,283 AUD|Avg: $50,557 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$41,059 AUD
Retailer 2$44,621 AUD
Retailer 9$45,099 AUD
Retailer 6$46,978 AUD
Retailer 5$47,353 AUD
Retailer 7$48,858 AUD
Retailer 8$50,736 AUD
Retailer 3$54,534 AUD
MOH London$70,246 AUD

38 data points across 9 retailers

12 retailers$41,059 AUD to $70,246 AUD

B+
Cheapest Retailer
-
$41,059 AUD
B+
Retailer 2
-
$42,512 AUD
View
B+
Retailer 3
-
$44,621 AUD
View
Retailer 4
-
$45,099 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$46,978 AUD
View
B+
Retailer 6
-
$47,353 AUD
View
B+
Retailer 7
-
$48,858 AUD
View
B
Retailer 8
-
$49,528 AUD
View
B
Retailer 9
-
$50,736 AUD
View
B
Retailer 10
-
$52,719 AUD
View
B
Retailer 11
-
$54,534 AUD
View
Most Expensive
B
MOH London
12C54A39F · Nov 4
$70,246 AUD
£38,720 GBP
View
11 more retailers have this diamond
Prices start from $41,059 AUDSave up to $29,186 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 Round
$41,059 AUD