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Round|Natural|GIA

3.03ct G SI1 Round Natural Diamond

EX • G/SI1

Diamond specifications and retailer prices

From €23,629 EUR
$26,398 USD
As of October 31, 2026
Save €16,682 EUR (41%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €40,310 EUR at Moon Ocean · As of November 1, 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 October 31, 2026, with prices from €23,629 to €40,310, a €16,682 spread on the same certified stone. Moon Ocean lists it at €40,310. 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
Color
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: Oct 31
Current: €40,310 EUR|Low: €23,344 EUR|High: €40,823 EUR|Avg: €28,942 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 1, 2026
Retailer 8€23,629 EUR
Retailer 12€25,683 EUR
Retailer 2€25,934 EUR
Retailer 6€26,052 EUR
Retailer 7€27,136 EUR
Retailer 9€27,354 EUR
Retailer 4€27,731 EUR
Retailer 10€28,222 EUR
Retailer 3€28,555 EUR
Retailer 11€29,308 EUR
Retailer 5€30,886 EUR
Retailer 13€31,850 EUR
Moon Ocean€40,310 EUR

29 data points across 13 retailers

19 retailers€23,629 EUR to €40,310 EUR

Retailer 1
-
€23,449 EUR
$26,197 USD
Price last confirmed 13 days ago
A
Retailer 2
-
€23,629 EUR
$26,398 USD
View
B+
Retailer 3
-
€25,683 EUR
CA$39,852 CAD
View
B+
Retailer 4
-
€25,934 EUR
$28,974 USD
View
Retailer 5
-
€26,052 EUR
$29,105 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
€26,052 EUR
$29,105 USD
View
B+
Retailer 7
-
€27,136 EUR
$30,317 USD
View
Retailer 8
-
€27,136 EUR
$30,317 USD
View
Price last confirmed 52 days ago
Retailer 9
-
€27,136 EUR
$30,317 USD
View
Price last confirmed 21 days ago
B+
Retailer 10
-
€27,354 EUR
$30,560 USD
View
Retailer 11
-
€28,222 EUR
$31,530 USD
View
Price last confirmed 51 days ago
Retailer 12
-
€28,222 EUR
$31,530 USD
View
Price last confirmed 22 days ago
B+
Retailer 13
-
€28,222 EUR
$31,530 USD
View
B+
Retailer 14
-
€28,555 EUR
$31,902 USD
View
Retailer 15
-
€29,308 EUR
$32,743 USD
View
Price last confirmed 51 days ago
Retailer 16
-
€29,308 EUR
$32,743 USD
View
Price last confirmed 20 days ago
B+
Retailer 17
-
€29,308 EUR
$32,743 USD
View
B+
Retailer 18
-
€31,850 EUR
$35,583 USD
View
Most Expensive
B
Moon Ocean
NVN-751523D3D-636 · Nov 1
€40,310 EUR
£35,461 GBP
View
18 more retailers have this diamond
Prices start from €23,629 EURSave up to €16,682 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
€23,629 EUR