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Round|Natural|GIA

3.03ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2557749121

Certificate GIA 2557749121

Diamond specifications and retailer prices

From €20,942 EUR
$23,396 USD
As of October 30, 2026
Save €14,628 EUR (41%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €35,569 EUR at MOH London · As of November 1, 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 2557749121. Listed at 12 retailers as of October 30, 2026, with prices from €20,942 to €35,569, a €14,628 spread on the same certified stone. MOH London lists it at €35,569. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2557749121
Dimensions9.12 × 9.18 × 5.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
9.12 mm9.18 mm3.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557749121
Side View
Table 60.0%Crown 34.5°Girdle: THN-STKPavilion 41.4°Culet: NoneDepth 62.8%

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: Oct 30
Current: €35,569 EUR|Low: €20,370 EUR|High: €35,998 EUR|Avg: €25,094 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5€20,942 EUR
Retailer 4€21,825 EUR
Retailer 10€22,775 EUR
Retailer 3€23,013 EUR
Retailer 8€23,723 EUR
Retailer 6€23,913 EUR
Retailer 7€24,673 EUR
Retailer 9€25,622 EUR
Retailer 2€26,843 EUR
MOH London€35,569 EUR

41 data points across 10 retailers

12 retailers€20,942 EUR to €35,569 EUR

A
Cheapest Retailer
-
€20,942 EUR
$23,396 USD
A
Retailer 2
-
€21,825 EUR
$24,383 USD
View
Final sale: no returns
A
Retailer 3
-
€23,013 EUR
£20,245 GBP
View
A
Retailer 4
-
€23,723 EUR
$26,504 USD
View
A
Retailer 5
-
€23,913 EUR
$26,716 USD
View
B+
Retailer 6
-
€24,409 EUR
$27,270 USD
View
B+
Retailer 7
-
€24,409 EUR
$27,270 USD
View
B+
Retailer 8
-
€24,673 EUR
$27,565 USD
View
B+
Retailer 9
-
€25,224 EUR
$28,180 USD
View
B+
Retailer 10
-
€25,622 EUR
$28,625 USD
View
B+
Retailer 11
-
€26,843 EUR
View
Most Expensive
B
MOH London
0242D05CB · Nov 1
€35,569 EUR
£31,290 GBP
View
11 more retailers have this diamond
Prices start from €20,942 EURSave up to €14,628 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
€20,942 EUR