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Round|Natural|GIA

3.03ct G SI1 Round Natural Diamond

EX • G/SI1

Diamond specifications and retailer prices

From €23,536 EUR
$26,398 USD
As of November 2, 2026
Save €16,613 EUR (41%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €40,149 EUR 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 €23,536 to €40,149, a €16,613 spread on the same certified stone. Moon Ocean lists it at €40,149. 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: €40,149 EUR|Low: €23,252 EUR|High: €40,663 EUR|Avg: €28,818 EUR|-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€23,536 EUR
Retailer 12€25,583 EUR
Retailer 2€25,833 EUR
Retailer 6€25,949 EUR
Retailer 7€27,030 EUR
Retailer 9€27,247 EUR
Retailer 4€27,623 EUR
Retailer 10€28,112 EUR
Retailer 3€28,443 EUR
Retailer 11€29,193 EUR
Retailer 5€30,765 EUR
Retailer 13€31,725 EUR
Moon Ocean€40,149 EUR

30 data points across 13 retailers

19 retailers€23,536 EUR to €40,149 EUR

Retailer 1
-
€23,357 EUR
$26,197 USD
Price last confirmed 14 days ago
A
Retailer 2
-
€23,536 EUR
$26,398 USD
View
B+
Retailer 3
-
€25,583 EUR
CA$39,852 CAD
View
B+
Retailer 4
-
€25,833 EUR
$28,974 USD
View
Retailer 5
-
€25,949 EUR
$29,105 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
€25,949 EUR
$29,105 USD
View
B+
Retailer 7
-
€27,030 EUR
$30,317 USD
View
Retailer 8
-
€27,030 EUR
$30,317 USD
View
Price last confirmed 53 days ago
Retailer 9
-
€27,030 EUR
$30,317 USD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
€27,247 EUR
$30,560 USD
View
Retailer 11
-
€28,112 EUR
$31,530 USD
View
Price last confirmed 52 days ago
Retailer 12
-
€28,112 EUR
$31,530 USD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
€28,112 EUR
$31,530 USD
View
B+
Retailer 14
-
€28,443 EUR
$31,902 USD
View
Retailer 15
-
€29,193 EUR
$32,743 USD
View
Price last confirmed 52 days ago
Retailer 16
-
€29,193 EUR
$32,743 USD
View
Price last confirmed 21 days ago
B+
Retailer 17
-
€29,193 EUR
$32,743 USD
View
B+
Retailer 18
-
€31,725 EUR
$35,583 USD
View
Most Expensive
B
Moon Ocean
NVN-751523D3D-636 · Nov 2
€40,149 EUR
£35,458 GBP
View
18 more retailers have this diamond
Prices start from €23,536 EURSave up to €16,613 EUR

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
€23,536 EUR