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Round|Natural|GIA

3.03ct G SI1 Round Natural Diamond

EX • G/SI1

Diamond specifications and retailer prices

From $37,667 AUD
$26,398 USD
As of November 2, 2026
Save $26,588 AUD (41%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $64,256 AUD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 3.03ct natural round diamond

This 3.03ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 19 retailers as of November 2, 2026, with prices from $37,667 to $64,256, a $26,588 spread on the same certified stone. Moon Ocean lists it at $64,256. 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
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
Dimensions9.44 × 9.52 × 5.61 mm
L/W Ratio1.01
Top View
9.44 mm9.52 mm3.03 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA
Side View
Table 65.0%CrownGirdle: Very ThinPavilionCulet: NoneDepth 59.2%

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 2
Current: $64,256 AUD|Low: $37,214 AUD|High: $65,077 AUD|Avg: $46,120 AUD|-0.1%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 8$37,667 AUD
Retailer 12$40,943 AUD
Retailer 2$41,343 AUD
Retailer 6$41,530 AUD
Retailer 7$43,259 AUD
Retailer 9$43,606 AUD
Retailer 4$44,208 AUD
Retailer 10$44,990 AUD
Retailer 3$45,521 AUD
Retailer 11$46,721 AUD
Retailer 5$49,237 AUD
Retailer 13$50,773 AUD
Moon Ocean$64,256 AUD

30 data points across 13 retailers

19 retailers$37,667 AUD to $64,256 AUD

Retailer 1
-
$37,380 AUD
$26,197 USD
Price last confirmed 14 days ago
A
Retailer 2
-
$37,667 AUD
$26,398 USD
View
B+
Retailer 3
-
$40,943 AUD
CA$39,852 CAD
View
B+
Retailer 4
-
$41,343 AUD
$28,974 USD
View
Retailer 5
-
$41,530 AUD
$29,105 USD
View
Price last confirmed 22 days ago
B+
Retailer 6
-
$41,530 AUD
$29,105 USD
View
B+
Retailer 7
-
$43,259 AUD
$30,317 USD
View
Retailer 8
-
$43,259 AUD
$30,317 USD
View
Price last confirmed 53 days ago
Retailer 9
-
$43,259 AUD
$30,317 USD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
$43,606 AUD
$30,560 USD
View
Retailer 11
-
$44,990 AUD
$31,530 USD
View
Price last confirmed 53 days ago
Retailer 12
-
$44,990 AUD
$31,530 USD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$44,990 AUD
$31,530 USD
View
B+
Retailer 14
-
$45,521 AUD
$31,902 USD
View
Retailer 15
-
$46,721 AUD
$32,743 USD
View
Price last confirmed 52 days ago
Retailer 16
-
$46,721 AUD
$32,743 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$46,721 AUD
$32,743 USD
View
B+
Retailer 18
-
$50,773 AUD
$35,583 USD
View
Most Expensive
B
Moon Ocean
NVN-751523D3D-636 · Nov 2
$64,256 AUD
£35,458 GBP
View
18 more retailers have this diamond
Prices start from $37,667 AUDSave up to $26,588 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
3.03ct Round
$37,667 AUD