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Round|Natural|GIA

3.03ct I SI2 Round Natural Diamond

EX • I/SI2

Diamond specifications and retailer prices

From €23,863 EUR
As of November 5, 2026
Save €7,124 EUR (23%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €30,987 EUR at Moon Ocean · As of November 6, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 4 retailers as of November 5, 2026, with prices from €23,863 to €30,987, a €7,124 spread on the same certified stone. Moon Ocean lists it at €30,987. 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
FluorescenceMedium
OriginNatural
Grading LabGIA
Dimensions9.16 × 9.24 × 5.76 mm
L/W Ratio1.01
Top View
9.16 mm9.24 mm3.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: €30,987 EUR|Low: €23,863 EUR|High: €31,555 EUR|Avg: €28,654 EUR|-0.6%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3€23,863 EUR
Retailer 4€29,593 EUR
Retailer 2€29,858 EUR
Moon Ocean€30,987 EUR

26 data points across 4 retailers

4 retailers€23,863 EUR to €30,987 EUR

B+
Cheapest Retailer
-
€23,863 EUR
B
Retailer 2
-
€29,593 EUR
View
B
Retailer 3
-
€29,858 EUR
View
Most Expensive
B
Moon Ocean
NVN-7BCB004E8-968 · Nov 6
€30,987 EUR
£27,386 GBP
View
3 more retailers have this diamond
Prices start from €23,863 EURSave up to €7,124 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.

B+
3.03ct Round
€23,863 EUR